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Finding the Fourth Proportional to 173,452, 239,365.20 and 93,964

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Solution

The fourth proportional to 173,452, 239,365.20 and 93,964 is: 129,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,452 : 239,365.20 = 93,964 : x
  2. Step 2: Convert to fraction form
    173,452/239,365.20 = 93,964/x
  3. Step 3: Cross multiply
    173,452x = 239,365.20 × 93,964
  4. Step 4: Simplify right side
    173,452x = 22,491,711,652.80
  5. Step 5: Solve for x
    x = 22,491,711,652.80/173,452
  6. Step 6: Final answer
    x = 129,671.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.