Home / 106,091.70-146,411.18-58,346.79

Finding the Fourth Proportional to 106,091.70, 146,411.18 and 58,346.79

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Solution

The fourth proportional to 106,091.70, 146,411.18 and 58,346.79 is: 80,521.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,091.70 : 146,411.18 = 58,346.79 : x
  2. Step 2: Convert to fraction form
    106,091.70/146,411.18 = 58,346.79/x
  3. Step 3: Cross multiply
    106,091.70x = 146,411.18 × 58,346.79
  4. Step 4: Simplify right side
    106,091.70x = 8,542,622,373.11
  5. Step 5: Solve for x
    x = 8,542,622,373.11/106,091.70
  6. Step 6: Final answer
    x = 80,521.12

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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.