Home / 158,156.20-237,234.30-64,640.08

Finding the Fourth Proportional to 158,156.20, 237,234.30 and 64,640.08

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Solution

The fourth proportional to 158,156.20, 237,234.30 and 64,640.08 is: 96,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,156.20 : 237,234.30 = 64,640.08 : x
  2. Step 2: Convert to fraction form
    158,156.20/237,234.30 = 64,640.08/x
  3. Step 3: Cross multiply
    158,156.20x = 237,234.30 × 64,640.08
  4. Step 4: Simplify right side
    158,156.20x = 15,334,844,130.74
  5. Step 5: Solve for x
    x = 15,334,844,130.74/158,156.20
  6. Step 6: Final answer
    x = 96,960.12

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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.