Home / 67,141.81-100,621.99-25,566.13

Finding the Fourth Proportional to 67,141.81, 100,621.99 and 25,566.13

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Solution

The fourth proportional to 67,141.81, 100,621.99 and 25,566.13 is: 38,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,141.81 : 100,621.99 = 25,566.13 : x
  2. Step 2: Convert to fraction form
    67,141.81/100,621.99 = 25,566.13/x
  3. Step 3: Cross multiply
    67,141.81x = 100,621.99 × 25,566.13
  4. Step 4: Simplify right side
    67,141.81x = 2,572,514,561.73
  5. Step 5: Solve for x
    x = 2,572,514,561.73/67,141.81
  6. Step 6: Final answer
    x = 38,314.65

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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.