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Finding the Fourth Proportional to 169,475.08, 254,061.60 and 64,367.88

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Solution

The fourth proportional to 169,475.08, 254,061.60 and 64,367.88 is: 96,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,475.08 : 254,061.60 = 64,367.88 : x
  2. Step 2: Convert to fraction form
    169,475.08/254,061.60 = 64,367.88/x
  3. Step 3: Cross multiply
    169,475.08x = 254,061.60 × 64,367.88
  4. Step 4: Simplify right side
    169,475.08x = 16,353,406,581.41
  5. Step 5: Solve for x
    x = 16,353,406,581.41/169,475.08
  6. Step 6: Final answer
    x = 96,494.46

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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.