Home / 90,473.47-124,843.31-50,177.14

Finding the Fourth Proportional to 90,473.47, 124,843.31 and 50,177.14

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Solution

The fourth proportional to 90,473.47, 124,843.31 and 50,177.14 is: 69,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,473.47 : 124,843.31 = 50,177.14 : x
  2. Step 2: Convert to fraction form
    90,473.47/124,843.31 = 50,177.14/x
  3. Step 3: Cross multiply
    90,473.47x = 124,843.31 × 50,177.14
  4. Step 4: Simplify right side
    90,473.47x = 6,264,280,151.35
  5. Step 5: Solve for x
    x = 6,264,280,151.35/90,473.47
  6. Step 6: Final answer
    x = 69,238.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.