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Finding the Fourth Proportional to 61,302.88, 84,595.64 and 34,446.52

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Solution

The fourth proportional to 61,302.88, 84,595.64 and 34,446.52 is: 47,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,302.88 : 84,595.64 = 34,446.52 : x
  2. Step 2: Convert to fraction form
    61,302.88/84,595.64 = 34,446.52/x
  3. Step 3: Cross multiply
    61,302.88x = 84,595.64 × 34,446.52
  4. Step 4: Simplify right side
    61,302.88x = 2,914,025,405.17
  5. Step 5: Solve for x
    x = 2,914,025,405.17/61,302.88
  6. Step 6: Final answer
    x = 47,534.89

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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.