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Finding the Fourth Proportional to 169,224.80, 253,752.67 and 55,357.75

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Solution

The fourth proportional to 169,224.80, 253,752.67 and 55,357.75 is: 83,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,224.80 : 253,752.67 = 55,357.75 : x
  2. Step 2: Convert to fraction form
    169,224.80/253,752.67 = 55,357.75/x
  3. Step 3: Cross multiply
    169,224.80x = 253,752.67 × 55,357.75
  4. Step 4: Simplify right side
    169,224.80x = 14,047,175,515.33
  5. Step 5: Solve for x
    x = 14,047,175,515.33/169,224.80
  6. Step 6: Final answer
    x = 83,008.97

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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.