Home / 156,759.74-234,915.44-125,265.57

Finding the Fourth Proportional to 156,759.74, 234,915.44 and 125,265.57

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Solution

The fourth proportional to 156,759.74, 234,915.44 and 125,265.57 is: 187,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,759.74 : 234,915.44 = 125,265.57 : x
  2. Step 2: Convert to fraction form
    156,759.74/234,915.44 = 125,265.57/x
  3. Step 3: Cross multiply
    156,759.74x = 234,915.44 × 125,265.57
  4. Step 4: Simplify right side
    156,759.74x = 29,426,815,867.07
  5. Step 5: Solve for x
    x = 29,426,815,867.07/156,759.74
  6. Step 6: Final answer
    x = 187,719.22

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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.