Home / 89,935.22-124,104.24-49,642.52

Finding the Fourth Proportional to 89,935.22, 124,104.24 and 49,642.52

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Solution

The fourth proportional to 89,935.22, 124,104.24 and 49,642.52 is: 68,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,935.22 : 124,104.24 = 49,642.52 : x
  2. Step 2: Convert to fraction form
    89,935.22/124,104.24 = 49,642.52/x
  3. Step 3: Cross multiply
    89,935.22x = 124,104.24 × 49,642.52
  4. Step 4: Simplify right side
    89,935.22x = 6,160,847,216.28
  5. Step 5: Solve for x
    x = 6,160,847,216.28/89,935.22
  6. Step 6: Final answer
    x = 68,503.17

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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.