Home / 88,839.40-133,086.30-49,325.80

Finding the Fourth Proportional to 88,839.40, 133,086.30 and 49,325.80

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Solution

The fourth proportional to 88,839.40, 133,086.30 and 49,325.80 is: 73,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,839.40 : 133,086.30 = 49,325.80 : x
  2. Step 2: Convert to fraction form
    88,839.40/133,086.30 = 49,325.80/x
  3. Step 3: Cross multiply
    88,839.40x = 133,086.30 × 49,325.80
  4. Step 4: Simplify right side
    88,839.40x = 6,564,588,216.54
  5. Step 5: Solve for x
    x = 6,564,588,216.54/88,839.40
  6. Step 6: Final answer
    x = 73,892.76

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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.