Home / 91,981,985.54-126,903,086.24-58,960,442.84

Finding the Fourth Proportional to 91,981,985.54, 126,903,086.24 and 58,960,442.84

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Solution

The fourth proportional to 91,981,985.54, 126,903,086.24 and 58,960,442.84 is: 81,344,864.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,981,985.54 : 126,903,086.24 = 58,960,442.84 : x
  2. Step 2: Convert to fraction form
    91,981,985.54/126,903,086.24 = 58,960,442.84/x
  3. Step 3: Cross multiply
    91,981,985.54x = 126,903,086.24 × 58,960,442.84
  4. Step 4: Simplify right side
    91,981,985.54x = 7,482,262,161,543,793
  5. Step 5: Solve for x
    x = 7,482,262,161,543,793/91,981,985.54
  6. Step 6: Final answer
    x = 81,344,864.63

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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.