Home / 74,738.52-111,954.60-59,866.92

Finding the Fourth Proportional to 74,738.52, 111,954.60 and 59,866.92

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Solution

The fourth proportional to 74,738.52, 111,954.60 and 59,866.92 is: 89,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,738.52 : 111,954.60 = 59,866.92 : x
  2. Step 2: Convert to fraction form
    74,738.52/111,954.60 = 59,866.92/x
  3. Step 3: Cross multiply
    74,738.52x = 111,954.60 × 59,866.92
  4. Step 4: Simplify right side
    74,738.52x = 6,702,377,081.83
  5. Step 5: Solve for x
    x = 6,702,377,081.83/74,738.52
  6. Step 6: Final answer
    x = 89,677.68

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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.