Home / 132,177.17-182,399.55-71,746.51

Finding the Fourth Proportional to 132,177.17, 182,399.55 and 71,746.51

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Solution

The fourth proportional to 132,177.17, 182,399.55 and 71,746.51 is: 99,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,177.17 : 182,399.55 = 71,746.51 : x
  2. Step 2: Convert to fraction form
    132,177.17/182,399.55 = 71,746.51/x
  3. Step 3: Cross multiply
    132,177.17x = 182,399.55 × 71,746.51
  4. Step 4: Simplify right side
    132,177.17x = 13,086,530,755.02
  5. Step 5: Solve for x
    x = 13,086,530,755.02/132,177.17
  6. Step 6: Final answer
    x = 99,007.50

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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.