Home / 124,757.12-187,145.16-41,651.12

Finding the Fourth Proportional to 124,757.12, 187,145.16 and 41,651.12

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Solution

The fourth proportional to 124,757.12, 187,145.16 and 41,651.12 is: 62,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,757.12 : 187,145.16 = 41,651.12 : x
  2. Step 2: Convert to fraction form
    124,757.12/187,145.16 = 41,651.12/x
  3. Step 3: Cross multiply
    124,757.12x = 187,145.16 × 41,651.12
  4. Step 4: Simplify right side
    124,757.12x = 7,794,805,516.58
  5. Step 5: Solve for x
    x = 7,794,805,516.58/124,757.12
  6. Step 6: Final answer
    x = 62,479.84

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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.