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Finding the Fourth Proportional to 61,034.52, 84,227.54 and 34,177.04

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Solution

The fourth proportional to 61,034.52, 84,227.54 and 34,177.04 is: 47,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,034.52 : 84,227.54 = 34,177.04 : x
  2. Step 2: Convert to fraction form
    61,034.52/84,227.54 = 34,177.04/x
  3. Step 3: Cross multiply
    61,034.52x = 84,227.54 × 34,177.04
  4. Step 4: Simplify right side
    61,034.52x = 2,878,648,003.68
  5. Step 5: Solve for x
    x = 2,878,648,003.68/61,034.52
  6. Step 6: Final answer
    x = 47,164.26

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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.