Home / 170,713.90-255,487.65-149,718.70

Finding the Fourth Proportional to 170,713.90, 255,487.65 and 149,718.70

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Solution

The fourth proportional to 170,713.90, 255,487.65 and 149,718.70 is: 224,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,713.90 : 255,487.65 = 149,718.70 : x
  2. Step 2: Convert to fraction form
    170,713.90/255,487.65 = 149,718.70/x
  3. Step 3: Cross multiply
    170,713.90x = 255,487.65 × 149,718.70
  4. Step 4: Simplify right side
    170,713.90x = 38,251,278,824.06
  5. Step 5: Solve for x
    x = 38,251,278,824.06/170,713.90
  6. Step 6: Final answer
    x = 224,066.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.