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Finding the Fourth Proportional to 169,343.52, 254,017.44 and 68,188.80

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Solution

The fourth proportional to 169,343.52, 254,017.44 and 68,188.80 is: 102,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,343.52 : 254,017.44 = 68,188.80 : x
  2. Step 2: Convert to fraction form
    169,343.52/254,017.44 = 68,188.80/x
  3. Step 3: Cross multiply
    169,343.52x = 254,017.44 × 68,188.80
  4. Step 4: Simplify right side
    169,343.52x = 17,321,144,412.67
  5. Step 5: Solve for x
    x = 17,321,144,412.67/169,343.52
  6. Step 6: Final answer
    x = 102,284.07

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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.