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Finding the Fourth Proportional to 60,960.77, 84,121.91 and 34,098.68

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Solution

The fourth proportional to 60,960.77, 84,121.91 and 34,098.68 is: 47,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,960.77 : 84,121.91 = 34,098.68 : x
  2. Step 2: Convert to fraction form
    60,960.77/84,121.91 = 34,098.68/x
  3. Step 3: Cross multiply
    60,960.77x = 84,121.91 × 34,098.68
  4. Step 4: Simplify right side
    60,960.77x = 2,868,445,669.47
  5. Step 5: Solve for x
    x = 2,868,445,669.47/60,960.77
  6. Step 6: Final answer
    x = 47,053.96

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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.