Home / 146,901.39-220,352.16-96,969.82

Finding the Fourth Proportional to 146,901.39, 220,352.16 and 96,969.82

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Solution

The fourth proportional to 146,901.39, 220,352.16 and 96,969.82 is: 145,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,901.39 : 220,352.16 = 96,969.82 : x
  2. Step 2: Convert to fraction form
    146,901.39/220,352.16 = 96,969.82/x
  3. Step 3: Cross multiply
    146,901.39x = 220,352.16 × 96,969.82
  4. Step 4: Simplify right side
    146,901.39x = 21,367,508,079.80
  5. Step 5: Solve for x
    x = 21,367,508,079.80/146,901.39
  6. Step 6: Final answer
    x = 145,454.77

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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.