Home / 97,177.96-134,026.29-81,595.43

Finding the Fourth Proportional to 97,177.96, 134,026.29 and 81,595.43

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Solution

The fourth proportional to 97,177.96, 134,026.29 and 81,595.43 is: 112,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,177.96 : 134,026.29 = 81,595.43 : x
  2. Step 2: Convert to fraction form
    97,177.96/134,026.29 = 81,595.43/x
  3. Step 3: Cross multiply
    97,177.96x = 134,026.29 × 81,595.43
  4. Step 4: Simplify right side
    97,177.96x = 10,935,932,590.79
  5. Step 5: Solve for x
    x = 10,935,932,590.79/97,177.96
  6. Step 6: Final answer
    x = 112,535.11

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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.