Home / 92,672.88-139,010.07-60,678.92

Finding the Fourth Proportional to 92,672.88, 139,010.07 and 60,678.92

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Solution

The fourth proportional to 92,672.88, 139,010.07 and 60,678.92 is: 91,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,672.88 : 139,010.07 = 60,678.92 : x
  2. Step 2: Convert to fraction form
    92,672.88/139,010.07 = 60,678.92/x
  3. Step 3: Cross multiply
    92,672.88x = 139,010.07 × 60,678.92
  4. Step 4: Simplify right side
    92,672.88x = 8,434,981,491.80
  5. Step 5: Solve for x
    x = 8,434,981,491.80/92,672.88
  6. Step 6: Final answer
    x = 91,018.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.