Home / 113,645.04-170,545.32-58,279.92

Finding the Fourth Proportional to 113,645.04, 170,545.32 and 58,279.92

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Solution

The fourth proportional to 113,645.04, 170,545.32 and 58,279.92 is: 87,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,645.04 : 170,545.32 = 58,279.92 : x
  2. Step 2: Convert to fraction form
    113,645.04/170,545.32 = 58,279.92/x
  3. Step 3: Cross multiply
    113,645.04x = 170,545.32 × 58,279.92
  4. Step 4: Simplify right side
    113,645.04x = 9,939,367,605.97
  5. Step 5: Solve for x
    x = 9,939,367,605.97/113,645.04
  6. Step 6: Final answer
    x = 87,459.76

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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.