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Finding the Fourth Proportional to 169,324.23, 254,000.14 and 85,041.03

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Solution

The fourth proportional to 169,324.23, 254,000.14 and 85,041.03 is: 127,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,324.23 : 254,000.14 = 85,041.03 : x
  2. Step 2: Convert to fraction form
    169,324.23/254,000.14 = 85,041.03/x
  3. Step 3: Cross multiply
    169,324.23x = 254,000.14 × 85,041.03
  4. Step 4: Simplify right side
    169,324.23x = 21,600,432,468.35
  5. Step 5: Solve for x
    x = 21,600,432,468.35/169,324.23
  6. Step 6: Final answer
    x = 127,568.47

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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.