Home / 95,938.11-132,431.09-72,133.92

Finding the Fourth Proportional to 95,938.11, 132,431.09 and 72,133.92

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Solution

The fourth proportional to 95,938.11, 132,431.09 and 72,133.92 is: 99,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,938.11 : 132,431.09 = 72,133.92 : x
  2. Step 2: Convert to fraction form
    95,938.11/132,431.09 = 72,133.92/x
  3. Step 3: Cross multiply
    95,938.11x = 132,431.09 × 72,133.92
  4. Step 4: Simplify right side
    95,938.11x = 9,552,773,290.90
  5. Step 5: Solve for x
    x = 9,552,773,290.90/95,938.11
  6. Step 6: Final answer
    x = 99,572.25

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1.5x scale

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.