Home / 75,271.98-112,908.18-25,387.13

Finding the Fourth Proportional to 75,271.98, 112,908.18 and 25,387.13

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Solution

The fourth proportional to 75,271.98, 112,908.18 and 25,387.13 is: 38,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,271.98 : 112,908.18 = 25,387.13 : x
  2. Step 2: Convert to fraction form
    75,271.98/112,908.18 = 25,387.13/x
  3. Step 3: Cross multiply
    75,271.98x = 112,908.18 × 25,387.13
  4. Step 4: Simplify right side
    75,271.98x = 2,866,414,079.18
  5. Step 5: Solve for x
    x = 2,866,414,079.18/75,271.98
  6. Step 6: Final answer
    x = 38,080.76

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1.5x scale

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.