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Finding the Fourth Proportional to 60,951.16, 84,120.40 and 34,095.16

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Solution

The fourth proportional to 60,951.16, 84,120.40 and 34,095.16 is: 47,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,951.16 : 84,120.40 = 34,095.16 : x
  2. Step 2: Convert to fraction form
    60,951.16/84,120.40 = 34,095.16/x
  3. Step 3: Cross multiply
    60,951.16x = 84,120.40 × 34,095.16
  4. Step 4: Simplify right side
    60,951.16x = 2,868,098,497.26
  5. Step 5: Solve for x
    x = 2,868,098,497.26/60,951.16
  6. Step 6: Final answer
    x = 47,055.68

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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.