Home / 178,805.76-268,274.06-168,242.55

Finding the Fourth Proportional to 178,805.76, 268,274.06 and 168,242.55

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Solution

The fourth proportional to 178,805.76, 268,274.06 and 168,242.55 is: 252,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,805.76 : 268,274.06 = 168,242.55 : x
  2. Step 2: Convert to fraction form
    178,805.76/268,274.06 = 168,242.55/x
  3. Step 3: Cross multiply
    178,805.76x = 268,274.06 × 168,242.55
  4. Step 4: Simplify right side
    178,805.76x = 45,135,111,112.04
  5. Step 5: Solve for x
    x = 45,135,111,112.04/178,805.76
  6. Step 6: Final answer
    x = 252,425.38

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1.5x scale

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.