Home / 119,695.27-165,177.43-65,985.28

Finding the Fourth Proportional to 119,695.27, 165,177.43 and 65,985.28

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Solution

The fourth proportional to 119,695.27, 165,177.43 and 65,985.28 is: 91,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,695.27 : 165,177.43 = 65,985.28 : x
  2. Step 2: Convert to fraction form
    119,695.27/165,177.43 = 65,985.28/x
  3. Step 3: Cross multiply
    119,695.27x = 165,177.43 × 65,985.28
  4. Step 4: Simplify right side
    119,695.27x = 10,899,279,319.45
  5. Step 5: Solve for x
    x = 10,899,279,319.45/119,695.27
  6. Step 6: Final answer
    x = 91,058.56

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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.