Home / 156,425.18-234,497.43-56,561.90

Finding the Fourth Proportional to 156,425.18, 234,497.43 and 56,561.90

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Solution

The fourth proportional to 156,425.18, 234,497.43 and 56,561.90 is: 84,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,425.18 : 234,497.43 = 56,561.90 : x
  2. Step 2: Convert to fraction form
    156,425.18/234,497.43 = 56,561.90/x
  3. Step 3: Cross multiply
    156,425.18x = 234,497.43 × 56,561.90
  4. Step 4: Simplify right side
    156,425.18x = 13,263,619,013.43
  5. Step 5: Solve for x
    x = 13,263,619,013.43/156,425.18
  6. Step 6: Final answer
    x = 84,792.10

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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.