Home / 54,724.50-75,368.79-47,168.04

Finding the Fourth Proportional to 54,724.50, 75,368.79 and 47,168.04

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Solution

The fourth proportional to 54,724.50, 75,368.79 and 47,168.04 is: 64,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,724.50 : 75,368.79 = 47,168.04 : x
  2. Step 2: Convert to fraction form
    54,724.50/75,368.79 = 47,168.04/x
  3. Step 3: Cross multiply
    54,724.50x = 75,368.79 × 47,168.04
  4. Step 4: Simplify right side
    54,724.50x = 3,554,998,101.47
  5. Step 5: Solve for x
    x = 3,554,998,101.47/54,724.50
  6. Step 6: Final answer
    x = 64,961.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.