Home / 169,688.28-234,141.72-98,074.97

Finding the Fourth Proportional to 169,688.28, 234,141.72 and 98,074.97

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Solution

The fourth proportional to 169,688.28, 234,141.72 and 98,074.97 is: 135,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,688.28 : 234,141.72 = 98,074.97 : x
  2. Step 2: Convert to fraction form
    169,688.28/234,141.72 = 98,074.97/x
  3. Step 3: Cross multiply
    169,688.28x = 234,141.72 × 98,074.97
  4. Step 4: Simplify right side
    169,688.28x = 22,963,442,164.75
  5. Step 5: Solve for x
    x = 22,963,442,164.75/169,688.28
  6. Step 6: Final answer
    x = 135,327.21

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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.