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Finding the Fourth Proportional to 167,465.20, 251,197.80 and 144,914.80

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Solution

The fourth proportional to 167,465.20, 251,197.80 and 144,914.80 is: 217,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,465.20 : 251,197.80 = 144,914.80 : x
  2. Step 2: Convert to fraction form
    167,465.20/251,197.80 = 144,914.80/x
  3. Step 3: Cross multiply
    167,465.20x = 251,197.80 × 144,914.80
  4. Step 4: Simplify right side
    167,465.20x = 36,402,278,947.44
  5. Step 5: Solve for x
    x = 36,402,278,947.44/167,465.20
  6. Step 6: Final answer
    x = 217,372.20

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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.