Home / 90,232.52-124,519.10-49,943.93

Finding the Fourth Proportional to 90,232.52, 124,519.10 and 49,943.93

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Solution

The fourth proportional to 90,232.52, 124,519.10 and 49,943.93 is: 68,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,232.52 : 124,519.10 = 49,943.93 : x
  2. Step 2: Convert to fraction form
    90,232.52/124,519.10 = 49,943.93/x
  3. Step 3: Cross multiply
    90,232.52x = 124,519.10 × 49,943.93
  4. Step 4: Simplify right side
    90,232.52x = 6,218,973,275.64
  5. Step 5: Solve for x
    x = 6,218,973,275.64/90,232.52
  6. Step 6: Final answer
    x = 68,921.64

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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.