Home / 90,449.39-124,827.82-50,176.13

Finding the Fourth Proportional to 90,449.39, 124,827.82 and 50,176.13

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Solution

The fourth proportional to 90,449.39, 124,827.82 and 50,176.13 is: 69,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,449.39 : 124,827.82 = 50,176.13 : x
  2. Step 2: Convert to fraction form
    90,449.39/124,827.82 = 50,176.13/x
  3. Step 3: Cross multiply
    90,449.39x = 124,827.82 × 50,176.13
  4. Step 4: Simplify right side
    90,449.39x = 6,263,376,174.36
  5. Step 5: Solve for x
    x = 6,263,376,174.36/90,449.39
  6. Step 6: Final answer
    x = 69,247.30

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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.