Home / 90,452.92-124,832.52-50,179.68

Finding the Fourth Proportional to 90,452.92, 124,832.52 and 50,179.68

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Solution

The fourth proportional to 90,452.92, 124,832.52 and 50,179.68 is: 69,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,452.92 : 124,832.52 = 50,179.68 : x
  2. Step 2: Convert to fraction form
    90,452.92/124,832.52 = 50,179.68/x
  3. Step 3: Cross multiply
    90,452.92x = 124,832.52 × 50,179.68
  4. Step 4: Simplify right side
    90,452.92x = 6,264,055,907.19
  5. Step 5: Solve for x
    x = 6,264,055,907.19/90,452.92
  6. Step 6: Final answer
    x = 69,252.11

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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.