Home / 152,414.86-228,764.14-77,591.02

Finding the Fourth Proportional to 152,414.86, 228,764.14 and 77,591.02

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Solution

The fourth proportional to 152,414.86, 228,764.14 and 77,591.02 is: 116,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,414.86 : 228,764.14 = 77,591.02 : x
  2. Step 2: Convert to fraction form
    152,414.86/228,764.14 = 77,591.02/x
  3. Step 3: Cross multiply
    152,414.86x = 228,764.14 × 77,591.02
  4. Step 4: Simplify right side
    152,414.86x = 17,750,042,962.02
  5. Step 5: Solve for x
    x = 17,750,042,962.02/152,414.86
  6. Step 6: Final answer
    x = 116,458.74

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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.