Home / 146,761.48-220,017.88-58,077.56

Finding the Fourth Proportional to 146,761.48, 220,017.88 and 58,077.56

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Solution

The fourth proportional to 146,761.48, 220,017.88 and 58,077.56 is: 87,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,761.48 : 220,017.88 = 58,077.56 : x
  2. Step 2: Convert to fraction form
    146,761.48/220,017.88 = 58,077.56/x
  3. Step 3: Cross multiply
    146,761.48x = 220,017.88 × 58,077.56
  4. Step 4: Simplify right side
    146,761.48x = 12,778,101,626.77
  5. Step 5: Solve for x
    x = 12,778,101,626.77/146,761.48
  6. Step 6: Final answer
    x = 87,067.14

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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.