Home / 90,092.37-124,327.45-49,256.64

Finding the Fourth Proportional to 90,092.37, 124,327.45 and 49,256.64

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Solution

The fourth proportional to 90,092.37, 124,327.45 and 49,256.64 is: 67,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,092.37 : 124,327.45 = 49,256.64 : x
  2. Step 2: Convert to fraction form
    90,092.37/124,327.45 = 49,256.64/x
  3. Step 3: Cross multiply
    90,092.37x = 124,327.45 × 49,256.64
  4. Step 4: Simplify right side
    90,092.37x = 6,123,952,446.77
  5. Step 5: Solve for x
    x = 6,123,952,446.77/90,092.37
  6. Step 6: Final answer
    x = 67,974.15

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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.