Home / 152,575.20-228,864.92-47,387.52

Finding the Fourth Proportional to 152,575.20, 228,864.92 and 47,387.52

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Solution

The fourth proportional to 152,575.20, 228,864.92 and 47,387.52 is: 71,081.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,575.20 : 228,864.92 = 47,387.52 : x
  2. Step 2: Convert to fraction form
    152,575.20/228,864.92 = 47,387.52/x
  3. Step 3: Cross multiply
    152,575.20x = 228,864.92 × 47,387.52
  4. Step 4: Simplify right side
    152,575.20x = 10,845,340,973.80
  5. Step 5: Solve for x
    x = 10,845,340,973.80/152,575.20
  6. Step 6: Final answer
    x = 71,081.94

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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.