Home / 122,591.91-169,182.07-68,877.03

Finding the Fourth Proportional to 122,591.91, 169,182.07 and 68,877.03

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Solution

The fourth proportional to 122,591.91, 169,182.07 and 68,877.03 is: 95,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,591.91 : 169,182.07 = 68,877.03 : x
  2. Step 2: Convert to fraction form
    122,591.91/169,182.07 = 68,877.03/x
  3. Step 3: Cross multiply
    122,591.91x = 169,182.07 × 68,877.03
  4. Step 4: Simplify right side
    122,591.91x = 11,652,758,973.09
  5. Step 5: Solve for x
    x = 11,652,758,973.09/122,591.91
  6. Step 6: Final answer
    x = 95,053.24

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1.5x scale

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.