Home / 63,454.47-95,187.58-20,760.13

Finding the Fourth Proportional to 63,454.47, 95,187.58 and 20,760.13

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Solution

The fourth proportional to 63,454.47, 95,187.58 and 20,760.13 is: 31,142.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,454.47 : 95,187.58 = 20,760.13 : x
  2. Step 2: Convert to fraction form
    63,454.47/95,187.58 = 20,760.13/x
  3. Step 3: Cross multiply
    63,454.47x = 95,187.58 × 20,760.13
  4. Step 4: Simplify right side
    63,454.47x = 1,976,106,535.19
  5. Step 5: Solve for x
    x = 1,976,106,535.19/63,454.47
  6. Step 6: Final answer
    x = 31,142.12

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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.