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Finding the Fourth Proportional to 60,379.88, 90,572.70 and 32,288.36

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Solution

The fourth proportional to 60,379.88, 90,572.70 and 32,288.36 is: 48,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,379.88 : 90,572.70 = 32,288.36 : x
  2. Step 2: Convert to fraction form
    60,379.88/90,572.70 = 32,288.36/x
  3. Step 3: Cross multiply
    60,379.88x = 90,572.70 × 32,288.36
  4. Step 4: Simplify right side
    60,379.88x = 2,924,443,943.77
  5. Step 5: Solve for x
    x = 2,924,443,943.77/60,379.88
  6. Step 6: Final answer
    x = 48,434.08

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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.