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Finding the Fourth Proportional to 84,668.13, 127,060.52 and 29,264.13

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Solution

The fourth proportional to 84,668.13, 127,060.52 and 29,264.13 is: 43,916.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,668.13 : 127,060.52 = 29,264.13 : x
  2. Step 2: Convert to fraction form
    84,668.13/127,060.52 = 29,264.13/x
  3. Step 3: Cross multiply
    84,668.13x = 127,060.52 × 29,264.13
  4. Step 4: Simplify right side
    84,668.13x = 3,718,315,428.83
  5. Step 5: Solve for x
    x = 3,718,315,428.83/84,668.13
  6. Step 6: Final answer
    x = 43,916.35

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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.