Home / 176,074.20-263,420.10-159,485.40

Finding the Fourth Proportional to 176,074.20, 263,420.10 and 159,485.40

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Solution

The fourth proportional to 176,074.20, 263,420.10 and 159,485.40 is: 238,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,074.20 : 263,420.10 = 159,485.40 : x
  2. Step 2: Convert to fraction form
    176,074.20/263,420.10 = 159,485.40/x
  3. Step 3: Cross multiply
    176,074.20x = 263,420.10 × 159,485.40
  4. Step 4: Simplify right side
    176,074.20x = 42,011,660,016.54
  5. Step 5: Solve for x
    x = 42,011,660,016.54/176,074.20
  6. Step 6: Final answer
    x = 238,602.02

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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.