Home / 88,932.60-133,355.70-49,447.80

Finding the Fourth Proportional to 88,932.60, 133,355.70 and 49,447.80

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Solution

The fourth proportional to 88,932.60, 133,355.70 and 49,447.80 is: 74,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,932.60 : 133,355.70 = 49,447.80 : x
  2. Step 2: Convert to fraction form
    88,932.60/133,355.70 = 49,447.80/x
  3. Step 3: Cross multiply
    88,932.60x = 133,355.70 × 49,447.80
  4. Step 4: Simplify right side
    88,932.60x = 6,594,145,982.46
  5. Step 5: Solve for x
    x = 6,594,145,982.46/88,932.60
  6. Step 6: Final answer
    x = 74,147.68

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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.