Home / 178,290.74-267,436.42-45,170.89

Finding the Fourth Proportional to 178,290.74, 267,436.42 and 45,170.89

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Solution

The fourth proportional to 178,290.74, 267,436.42 and 45,170.89 is: 67,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,290.74 : 267,436.42 = 45,170.89 : x
  2. Step 2: Convert to fraction form
    178,290.74/267,436.42 = 45,170.89/x
  3. Step 3: Cross multiply
    178,290.74x = 267,436.42 × 45,170.89
  4. Step 4: Simplify right side
    178,290.74x = 12,080,340,328.30
  5. Step 5: Solve for x
    x = 12,080,340,328.30/178,290.74
  6. Step 6: Final answer
    x = 67,756.41

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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.