Home / 89,975.68-124,177.44-52,249.96

Finding the Fourth Proportional to 89,975.68, 124,177.44 and 52,249.96

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Solution

The fourth proportional to 89,975.68, 124,177.44 and 52,249.96 is: 72,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,975.68 : 124,177.44 = 52,249.96 : x
  2. Step 2: Convert to fraction form
    89,975.68/124,177.44 = 52,249.96/x
  3. Step 3: Cross multiply
    89,975.68x = 124,177.44 × 52,249.96
  4. Step 4: Simplify right side
    89,975.68x = 6,488,266,272.90
  5. Step 5: Solve for x
    x = 6,488,266,272.90/89,975.68
  6. Step 6: Final answer
    x = 72,111.33

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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.