Home / 105,976.15-146,247.12-58,232.52

Finding the Fourth Proportional to 105,976.15, 146,247.12 and 58,232.52

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Solution

The fourth proportional to 105,976.15, 146,247.12 and 58,232.52 is: 80,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,976.15 : 146,247.12 = 58,232.52 : x
  2. Step 2: Convert to fraction form
    105,976.15/146,247.12 = 58,232.52/x
  3. Step 3: Cross multiply
    105,976.15x = 146,247.12 × 58,232.52
  4. Step 4: Simplify right side
    105,976.15x = 8,516,338,340.34
  5. Step 5: Solve for x
    x = 8,516,338,340.34/105,976.15
  6. Step 6: Final answer
    x = 80,360.90

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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.