Home / 60,221.52-90,333.04-28,634.56

Finding the Fourth Proportional to 60,221.52, 90,333.04 and 28,634.56

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Solution

The fourth proportional to 60,221.52, 90,333.04 and 28,634.56 is: 42,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,221.52 : 90,333.04 = 28,634.56 : x
  2. Step 2: Convert to fraction form
    60,221.52/90,333.04 = 28,634.56/x
  3. Step 3: Cross multiply
    60,221.52x = 90,333.04 × 28,634.56
  4. Step 4: Simplify right side
    60,221.52x = 2,586,646,853.86
  5. Step 5: Solve for x
    x = 2,586,646,853.86/60,221.52
  6. Step 6: Final answer
    x = 42,952.20

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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.