Home / 97,654.60-146,475.69-31,142.44

Finding the Fourth Proportional to 97,654.60, 146,475.69 and 31,142.44

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Solution

The fourth proportional to 97,654.60, 146,475.69 and 31,142.44 is: 46,711.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,654.60 : 146,475.69 = 31,142.44 : x
  2. Step 2: Convert to fraction form
    97,654.60/146,475.69 = 31,142.44/x
  3. Step 3: Cross multiply
    97,654.60x = 146,475.69 × 31,142.44
  4. Step 4: Simplify right side
    97,654.60x = 4,561,610,387.28
  5. Step 5: Solve for x
    x = 4,561,610,387.28/97,654.60
  6. Step 6: Final answer
    x = 46,711.68

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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.