Home / 71,897.52-99,231.60-41,702.16

Finding the Fourth Proportional to 71,897.52, 99,231.60 and 41,702.16

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Solution

The fourth proportional to 71,897.52, 99,231.60 and 41,702.16 is: 57,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,897.52 : 99,231.60 = 41,702.16 : x
  2. Step 2: Convert to fraction form
    71,897.52/99,231.60 = 41,702.16/x
  3. Step 3: Cross multiply
    71,897.52x = 99,231.60 × 41,702.16
  4. Step 4: Simplify right side
    71,897.52x = 4,138,172,060.26
  5. Step 5: Solve for x
    x = 4,138,172,060.26/71,897.52
  6. Step 6: Final answer
    x = 57,556.53

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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.