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Finding the Fourth Proportional to 175,279.80, 262,938.90 and 169,750.20

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Solution

The fourth proportional to 175,279.80, 262,938.90 and 169,750.20 is: 254,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,279.80 : 262,938.90 = 169,750.20 : x
  2. Step 2: Convert to fraction form
    175,279.80/262,938.90 = 169,750.20/x
  3. Step 3: Cross multiply
    175,279.80x = 262,938.90 × 169,750.20
  4. Step 4: Simplify right side
    175,279.80x = 44,633,930,862.78
  5. Step 5: Solve for x
    x = 44,633,930,862.78/175,279.80
  6. Step 6: Final answer
    x = 254,643.89

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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.