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Finding the Fourth Proportional to 163,234.60, 244,851.90 and 149,756.20

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Solution

The fourth proportional to 163,234.60, 244,851.90 and 149,756.20 is: 224,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,234.60 : 244,851.90 = 149,756.20 : x
  2. Step 2: Convert to fraction form
    163,234.60/244,851.90 = 149,756.20/x
  3. Step 3: Cross multiply
    163,234.60x = 244,851.90 × 149,756.20
  4. Step 4: Simplify right side
    163,234.60x = 36,668,090,106.78
  5. Step 5: Solve for x
    x = 36,668,090,106.78/163,234.60
  6. Step 6: Final answer
    x = 224,634.30

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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.