Home / 89,241.04-123,151.62-51,514.48

Finding the Fourth Proportional to 89,241.04, 123,151.62 and 51,514.48

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Solution

The fourth proportional to 89,241.04, 123,151.62 and 51,514.48 is: 71,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,241.04 : 123,151.62 = 51,514.48 : x
  2. Step 2: Convert to fraction form
    89,241.04/123,151.62 = 51,514.48/x
  3. Step 3: Cross multiply
    89,241.04x = 123,151.62 × 51,514.48
  4. Step 4: Simplify right side
    89,241.04x = 6,344,091,665.46
  5. Step 5: Solve for x
    x = 6,344,091,665.46/89,241.04
  6. Step 6: Final answer
    x = 71,089.40

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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.