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Finding the Fourth Proportional to 168,873.29, 253,599.71 and 149,940.71

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Solution

The fourth proportional to 168,873.29, 253,599.71 and 149,940.71 is: 225,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,873.29 : 253,599.71 = 149,940.71 : x
  2. Step 2: Convert to fraction form
    168,873.29/253,599.71 = 149,940.71/x
  3. Step 3: Cross multiply
    168,873.29x = 253,599.71 × 149,940.71
  4. Step 4: Simplify right side
    168,873.29x = 38,024,918,555.49
  5. Step 5: Solve for x
    x = 38,024,918,555.49/168,873.29
  6. Step 6: Final answer
    x = 225,168.35

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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.