Home / 119,744.85-165,246.88-66,032.13

Finding the Fourth Proportional to 119,744.85, 165,246.88 and 66,032.13

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Solution

The fourth proportional to 119,744.85, 165,246.88 and 66,032.13 is: 91,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,744.85 : 165,246.88 = 66,032.13 : x
  2. Step 2: Convert to fraction form
    119,744.85/165,246.88 = 66,032.13/x
  3. Step 3: Cross multiply
    119,744.85x = 165,246.88 × 66,032.13
  4. Step 4: Simplify right side
    119,744.85x = 10,911,603,462.25
  5. Step 5: Solve for x
    x = 10,911,603,462.25/119,744.85
  6. Step 6: Final answer
    x = 91,123.78

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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.