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Finding the Fourth Proportional to 61,414.34, 84,751.72 and 35,938.22

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Solution

The fourth proportional to 61,414.34, 84,751.72 and 35,938.22 is: 49,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,414.34 : 84,751.72 = 35,938.22 : x
  2. Step 2: Convert to fraction form
    61,414.34/84,751.72 = 35,938.22/x
  3. Step 3: Cross multiply
    61,414.34x = 84,751.72 × 35,938.22
  4. Step 4: Simplify right side
    61,414.34x = 3,045,825,445.13
  5. Step 5: Solve for x
    x = 3,045,825,445.13/61,414.34
  6. Step 6: Final answer
    x = 49,594.70

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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.