Home / 91,098.60-136,650.06-34,966.68

Finding the Fourth Proportional to 91,098.60, 136,650.06 and 34,966.68

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Solution

The fourth proportional to 91,098.60, 136,650.06 and 34,966.68 is: 52,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,098.60 : 136,650.06 = 34,966.68 : x
  2. Step 2: Convert to fraction form
    91,098.60/136,650.06 = 34,966.68/x
  3. Step 3: Cross multiply
    91,098.60x = 136,650.06 × 34,966.68
  4. Step 4: Simplify right side
    91,098.60x = 4,778,198,920.00
  5. Step 5: Solve for x
    x = 4,778,198,920.00/91,098.60
  6. Step 6: Final answer
    x = 52,450.85

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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.