Home / 116,442.80-160,625.19-73,348.10

Finding the Fourth Proportional to 116,442.80, 160,625.19 and 73,348.10

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Solution

The fourth proportional to 116,442.80, 160,625.19 and 73,348.10 is: 101,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,442.80 : 160,625.19 = 73,348.10 : x
  2. Step 2: Convert to fraction form
    116,442.80/160,625.19 = 73,348.10/x
  3. Step 3: Cross multiply
    116,442.80x = 160,625.19 × 73,348.10
  4. Step 4: Simplify right side
    116,442.80x = 11,781,552,498.64
  5. Step 5: Solve for x
    x = 11,781,552,498.64/116,442.80
  6. Step 6: Final answer
    x = 101,178.88

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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.