Home / 54,287.15-81,269.08-48,585.23

Finding the Fourth Proportional to 54,287.15, 81,269.08 and 48,585.23

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Solution

The fourth proportional to 54,287.15, 81,269.08 and 48,585.23 is: 72,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,287.15 : 81,269.08 = 48,585.23 : x
  2. Step 2: Convert to fraction form
    54,287.15/81,269.08 = 48,585.23/x
  3. Step 3: Cross multiply
    54,287.15x = 81,269.08 × 48,585.23
  4. Step 4: Simplify right side
    54,287.15x = 3,948,476,943.69
  5. Step 5: Solve for x
    x = 3,948,476,943.69/54,287.15
  6. Step 6: Final answer
    x = 72,733.18

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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.