Home / 86,292.74-129,273.19-62,224.94

Finding the Fourth Proportional to 86,292.74, 129,273.19 and 62,224.94

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Solution

The fourth proportional to 86,292.74, 129,273.19 and 62,224.94 is: 93,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,292.74 : 129,273.19 = 62,224.94 : x
  2. Step 2: Convert to fraction form
    86,292.74/129,273.19 = 62,224.94/x
  3. Step 3: Cross multiply
    86,292.74x = 129,273.19 × 62,224.94
  4. Step 4: Simplify right side
    86,292.74x = 8,044,016,491.36
  5. Step 5: Solve for x
    x = 8,044,016,491.36/86,292.74
  6. Step 6: Final answer
    x = 93,217.77

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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.