Home / 156,335.86-234,241.35-125,105.50

Finding the Fourth Proportional to 156,335.86, 234,241.35 and 125,105.50

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Solution

The fourth proportional to 156,335.86, 234,241.35 and 125,105.50 is: 187,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,335.86 : 234,241.35 = 125,105.50 : x
  2. Step 2: Convert to fraction form
    156,335.86/234,241.35 = 125,105.50/x
  3. Step 3: Cross multiply
    156,335.86x = 234,241.35 × 125,105.50
  4. Step 4: Simplify right side
    156,335.86x = 29,304,881,212.43
  5. Step 5: Solve for x
    x = 29,304,881,212.43/156,335.86
  6. Step 6: Final answer
    x = 187,448.24

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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.