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Finding the Fourth Proportional to 169,404.10, 254,206.95 and 64,233.70

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Solution

The fourth proportional to 169,404.10, 254,206.95 and 64,233.70 is: 96,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,404.10 : 254,206.95 = 64,233.70 : x
  2. Step 2: Convert to fraction form
    169,404.10/254,206.95 = 64,233.70/x
  3. Step 3: Cross multiply
    169,404.10x = 254,206.95 × 64,233.70
  4. Step 4: Simplify right side
    169,404.10x = 16,328,652,964.22
  5. Step 5: Solve for x
    x = 16,328,652,964.22/169,404.10
  6. Step 6: Final answer
    x = 96,388.77

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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.