Home / 48,821.13-73,115.06-42,580.89

Finding the Fourth Proportional to 48,821.13, 73,115.06 and 42,580.89

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Solution

The fourth proportional to 48,821.13, 73,115.06 and 42,580.89 is: 63,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,821.13 : 73,115.06 = 42,580.89 : x
  2. Step 2: Convert to fraction form
    48,821.13/73,115.06 = 42,580.89/x
  3. Step 3: Cross multiply
    48,821.13x = 73,115.06 × 42,580.89
  4. Step 4: Simplify right side
    48,821.13x = 3,113,304,114.30
  5. Step 5: Solve for x
    x = 3,113,304,114.30/48,821.13
  6. Step 6: Final answer
    x = 63,769.60

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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.