Home / 170,568.55-235,480.98-113,306.05

Finding the Fourth Proportional to 170,568.55, 235,480.98 and 113,306.05

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Solution

The fourth proportional to 170,568.55, 235,480.98 and 113,306.05 is: 156,426.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,568.55 : 235,480.98 = 113,306.05 : x
  2. Step 2: Convert to fraction form
    170,568.55/235,480.98 = 113,306.05/x
  3. Step 3: Cross multiply
    170,568.55x = 235,480.98 × 113,306.05
  4. Step 4: Simplify right side
    170,568.55x = 26,681,419,693.93
  5. Step 5: Solve for x
    x = 26,681,419,693.93/170,568.55
  6. Step 6: Final answer
    x = 156,426.37

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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.