Home / 48,728.28-73,190.70-29,045.28

Finding the Fourth Proportional to 48,728.28, 73,190.70 and 29,045.28

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Solution

The fourth proportional to 48,728.28, 73,190.70 and 29,045.28 is: 43,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,728.28 : 73,190.70 = 29,045.28 : x
  2. Step 2: Convert to fraction form
    48,728.28/73,190.70 = 29,045.28/x
  3. Step 3: Cross multiply
    48,728.28x = 73,190.70 × 29,045.28
  4. Step 4: Simplify right side
    48,728.28x = 2,125,844,374.90
  5. Step 5: Solve for x
    x = 2,125,844,374.90/48,728.28
  6. Step 6: Final answer
    x = 43,626.50

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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.