Home / 89,981,189.20-124,138,886.70-52,298,092

Finding the Fourth Proportional to 89,981,189.20, 124,138,886.70 and 52,298,092

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Solution

The fourth proportional to 89,981,189.20, 124,138,886.70 and 52,298,092 is: 72,150,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,981,189.20 : 124,138,886.70 = 52,298,092 : x
  2. Step 2: Convert to fraction form
    89,981,189.20/124,138,886.70 = 52,298,092/x
  3. Step 3: Cross multiply
    89,981,189.20x = 124,138,886.70 × 52,298,092
  4. Step 4: Simplify right side
    89,981,189.20x = 6,492,226,917,414,177
  5. Step 5: Solve for x
    x = 6,492,226,917,414,177/89,981,189.20
  6. Step 6: Final answer
    x = 72,150,934.82

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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.