Home / 156,209.57-234,265.92-56,356.80

Finding the Fourth Proportional to 156,209.57, 234,265.92 and 56,356.80

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Solution

The fourth proportional to 156,209.57, 234,265.92 and 56,356.80 is: 84,517.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,209.57 : 234,265.92 = 56,356.80 : x
  2. Step 2: Convert to fraction form
    156,209.57/234,265.92 = 56,356.80/x
  3. Step 3: Cross multiply
    156,209.57x = 234,265.92 × 56,356.80
  4. Step 4: Simplify right side
    156,209.57x = 13,202,477,600.26
  5. Step 5: Solve for x
    x = 13,202,477,600.26/156,209.57
  6. Step 6: Final answer
    x = 84,517.73

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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.