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Finding the Fourth Proportional to 71,580.48, 107,370.72 and 22,332.48

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Solution

The fourth proportional to 71,580.48, 107,370.72 and 22,332.48 is: 33,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,580.48 : 107,370.72 = 22,332.48 : x
  2. Step 2: Convert to fraction form
    71,580.48/107,370.72 = 22,332.48/x
  3. Step 3: Cross multiply
    71,580.48x = 107,370.72 × 22,332.48
  4. Step 4: Simplify right side
    71,580.48x = 2,397,854,456.99
  5. Step 5: Solve for x
    x = 2,397,854,456.99/71,580.48
  6. Step 6: Final answer
    x = 33,498.72

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1.5x scale

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.