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Finding the Fourth Proportional to 179,859.32, 269,788.80 and 53,499.04

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Solution

The fourth proportional to 179,859.32, 269,788.80 and 53,499.04 is: 80,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,859.32 : 269,788.80 = 53,499.04 : x
  2. Step 2: Convert to fraction form
    179,859.32/269,788.80 = 53,499.04/x
  3. Step 3: Cross multiply
    179,859.32x = 269,788.80 × 53,499.04
  4. Step 4: Simplify right side
    179,859.32x = 14,433,441,802.75
  5. Step 5: Solve for x
    x = 14,433,441,802.75/179,859.32
  6. Step 6: Final answer
    x = 80,248.51

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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.