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Finding the Fourth Proportional to 179,247.80, 268,908.60 and 149,870.90

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Solution

The fourth proportional to 179,247.80, 268,908.60 and 149,870.90 is: 224,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,247.80 : 268,908.60 = 149,870.90 : x
  2. Step 2: Convert to fraction form
    179,247.80/268,908.60 = 149,870.90/x
  3. Step 3: Cross multiply
    179,247.80x = 268,908.60 × 149,870.90
  4. Step 4: Simplify right side
    179,247.80x = 40,301,573,899.74
  5. Step 5: Solve for x
    x = 40,301,573,899.74/179,247.80
  6. Step 6: Final answer
    x = 224,837.20

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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.