Home / 90,932.26-125,490.42-50,646.04

Finding the Fourth Proportional to 90,932.26, 125,490.42 and 50,646.04

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Solution

The fourth proportional to 90,932.26, 125,490.42 and 50,646.04 is: 69,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,932.26 : 125,490.42 = 50,646.04 : x
  2. Step 2: Convert to fraction form
    90,932.26/125,490.42 = 50,646.04/x
  3. Step 3: Cross multiply
    90,932.26x = 125,490.42 × 50,646.04
  4. Step 4: Simplify right side
    90,932.26x = 6,355,592,830.94
  5. Step 5: Solve for x
    x = 6,355,592,830.94/90,932.26
  6. Step 6: Final answer
    x = 69,893.71

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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.