Home / 119,747.16-165,252.15-66,034.44

Finding the Fourth Proportional to 119,747.16, 165,252.15 and 66,034.44

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Solution

The fourth proportional to 119,747.16, 165,252.15 and 66,034.44 is: 91,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,747.16 : 165,252.15 = 66,034.44 : x
  2. Step 2: Convert to fraction form
    119,747.16/165,252.15 = 66,034.44/x
  3. Step 3: Cross multiply
    119,747.16x = 165,252.15 × 66,034.44
  4. Step 4: Simplify right side
    119,747.16x = 10,912,333,184.05
  5. Step 5: Solve for x
    x = 10,912,333,184.05/119,747.16
  6. Step 6: Final answer
    x = 91,128.12

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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.