Home / 90,612.06-125,047.82-50,326.56

Finding the Fourth Proportional to 90,612.06, 125,047.82 and 50,326.56

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Solution

The fourth proportional to 90,612.06, 125,047.82 and 50,326.56 is: 69,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,612.06 : 125,047.82 = 50,326.56 : x
  2. Step 2: Convert to fraction form
    90,612.06/125,047.82 = 50,326.56/x
  3. Step 3: Cross multiply
    90,612.06x = 125,047.82 × 50,326.56
  4. Step 4: Simplify right side
    90,612.06x = 6,293,226,616.10
  5. Step 5: Solve for x
    x = 6,293,226,616.10/90,612.06
  6. Step 6: Final answer
    x = 69,452.42

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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.