Home / 158,164,000.80-237,281,775.06-85,379,219.24

Finding the Fourth Proportional to 158,164,000.80, 237,281,775.06 and 85,379,219.24

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Solution

The fourth proportional to 158,164,000.80, 237,281,775.06 and 85,379,219.24 is: 128,088,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,164,000.80 : 237,281,775.06 = 85,379,219.24 : x
  2. Step 2: Convert to fraction form
    158,164,000.80/237,281,775.06 = 85,379,219.24/x
  3. Step 3: Cross multiply
    158,164,000.80x = 237,281,775.06 × 85,379,219.24
  4. Step 4: Simplify right side
    158,164,000.80x = 20,258,932,694,504,104
  5. Step 5: Solve for x
    x = 20,258,932,694,504,104/158,164,000.80
  6. Step 6: Final answer
    x = 128,088,140.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.