Home / 178,072.20-267,008.45-121,975.65

Finding the Fourth Proportional to 178,072.20, 267,008.45 and 121,975.65

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Solution

The fourth proportional to 178,072.20, 267,008.45 and 121,975.65 is: 182,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,072.20 : 267,008.45 = 121,975.65 : x
  2. Step 2: Convert to fraction form
    178,072.20/267,008.45 = 121,975.65/x
  3. Step 3: Cross multiply
    178,072.20x = 267,008.45 × 121,975.65
  4. Step 4: Simplify right side
    178,072.20x = 32,568,529,244.24
  5. Step 5: Solve for x
    x = 32,568,529,244.24/178,072.20
  6. Step 6: Final answer
    x = 182,895.08

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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.