Home / 119,517.39-164,932.20-71,153.10

Finding the Fourth Proportional to 119,517.39, 164,932.20 and 71,153.10

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Solution

The fourth proportional to 119,517.39, 164,932.20 and 71,153.10 is: 98,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,517.39 : 164,932.20 = 71,153.10 : x
  2. Step 2: Convert to fraction form
    119,517.39/164,932.20 = 71,153.10/x
  3. Step 3: Cross multiply
    119,517.39x = 164,932.20 × 71,153.10
  4. Step 4: Simplify right side
    119,517.39x = 11,735,437,319.82
  5. Step 5: Solve for x
    x = 11,735,437,319.82/119,517.39
  6. Step 6: Final answer
    x = 98,190.21

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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.