Home / 106,115.14-146,436.49-58,367.46

Finding the Fourth Proportional to 106,115.14, 146,436.49 and 58,367.46

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Solution

The fourth proportional to 106,115.14, 146,436.49 and 58,367.46 is: 80,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,115.14 : 146,436.49 = 58,367.46 : x
  2. Step 2: Convert to fraction form
    106,115.14/146,436.49 = 58,367.46/x
  3. Step 3: Cross multiply
    106,115.14x = 146,436.49 × 58,367.46
  4. Step 4: Simplify right side
    106,115.14x = 8,547,125,972.62
  5. Step 5: Solve for x
    x = 8,547,125,972.62/106,115.14
  6. Step 6: Final answer
    x = 80,545.77

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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.