Home / 95,167.36-142,753.40-31,988.44

Finding the Fourth Proportional to 95,167.36, 142,753.40 and 31,988.44

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Solution

The fourth proportional to 95,167.36, 142,753.40 and 31,988.44 is: 47,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,167.36 : 142,753.40 = 31,988.44 : x
  2. Step 2: Convert to fraction form
    95,167.36/142,753.40 = 31,988.44/x
  3. Step 3: Cross multiply
    95,167.36x = 142,753.40 × 31,988.44
  4. Step 4: Simplify right side
    95,167.36x = 4,566,458,570.70
  5. Step 5: Solve for x
    x = 4,566,458,570.70/95,167.36
  6. Step 6: Final answer
    x = 47,983.45

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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.