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Finding the Fourth Proportional to 60,960.03, 83,937.92 and 53,363.85

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Solution

The fourth proportional to 60,960.03, 83,937.92 and 53,363.85 is: 73,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,960.03 : 83,937.92 = 53,363.85 : x
  2. Step 2: Convert to fraction form
    60,960.03/83,937.92 = 53,363.85/x
  3. Step 3: Cross multiply
    60,960.03x = 83,937.92 × 53,363.85
  4. Step 4: Simplify right side
    60,960.03x = 4,479,250,290.78
  5. Step 5: Solve for x
    x = 4,479,250,290.78/60,960.03
  6. Step 6: Final answer
    x = 73,478.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.