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Finding the Fourth Proportional to 169,668.04, 254,401.50 and 64,493.96

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Solution

The fourth proportional to 169,668.04, 254,401.50 and 64,493.96 is: 96,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,668.04 : 254,401.50 = 64,493.96 : x
  2. Step 2: Convert to fraction form
    169,668.04/254,401.50 = 64,493.96/x
  3. Step 3: Cross multiply
    169,668.04x = 254,401.50 × 64,493.96
  4. Step 4: Simplify right side
    169,668.04x = 16,407,360,164.94
  5. Step 5: Solve for x
    x = 16,407,360,164.94/169,668.04
  6. Step 6: Final answer
    x = 96,702.72

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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.