Home / 102,687.82-154,053.33-58,335.10

Finding the Fourth Proportional to 102,687.82, 154,053.33 and 58,335.10

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Solution

The fourth proportional to 102,687.82, 154,053.33 and 58,335.10 is: 87,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,687.82 : 154,053.33 = 58,335.10 : x
  2. Step 2: Convert to fraction form
    102,687.82/154,053.33 = 58,335.10/x
  3. Step 3: Cross multiply
    102,687.82x = 154,053.33 × 58,335.10
  4. Step 4: Simplify right side
    102,687.82x = 8,986,716,410.88
  5. Step 5: Solve for x
    x = 8,986,716,410.88/102,687.82
  6. Step 6: Final answer
    x = 87,514.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.