Home / 54,079.08-81,147.74-22,510.95

Finding the Fourth Proportional to 54,079.08, 81,147.74 and 22,510.95

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Solution

The fourth proportional to 54,079.08, 81,147.74 and 22,510.95 is: 33,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,079.08 : 81,147.74 = 22,510.95 : x
  2. Step 2: Convert to fraction form
    54,079.08/81,147.74 = 22,510.95/x
  3. Step 3: Cross multiply
    54,079.08x = 81,147.74 × 22,510.95
  4. Step 4: Simplify right side
    54,079.08x = 1,826,712,717.75
  5. Step 5: Solve for x
    x = 1,826,712,717.75/54,079.08
  6. Step 6: Final answer
    x = 33,778.55

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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.