Home / 169,731.28-234,236.60-94,279.80

Finding the Fourth Proportional to 169,731.28, 234,236.60 and 94,279.80

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Solution

The fourth proportional to 169,731.28, 234,236.60 and 94,279.80 is: 130,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,731.28 : 234,236.60 = 94,279.80 : x
  2. Step 2: Convert to fraction form
    169,731.28/234,236.60 = 94,279.80/x
  3. Step 3: Cross multiply
    169,731.28x = 234,236.60 × 94,279.80
  4. Step 4: Simplify right side
    169,731.28x = 22,083,779,800.68
  5. Step 5: Solve for x
    x = 22,083,779,800.68/169,731.28
  6. Step 6: Final answer
    x = 130,110.25

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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.