Home / 97,899.52-135,092.94-54,293.32

Finding the Fourth Proportional to 97,899.52, 135,092.94 and 54,293.32

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Solution

The fourth proportional to 97,899.52, 135,092.94 and 54,293.32 is: 74,920.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,899.52 : 135,092.94 = 54,293.32 : x
  2. Step 2: Convert to fraction form
    97,899.52/135,092.94 = 54,293.32/x
  3. Step 3: Cross multiply
    97,899.52x = 135,092.94 × 54,293.32
  4. Step 4: Simplify right side
    97,899.52x = 7,334,644,221.16
  5. Step 5: Solve for x
    x = 7,334,644,221.16/97,899.52
  6. Step 6: Final answer
    x = 74,920.12

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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.