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Finding the Fourth Proportional to 179,338.80, 269,043.64 and 52,981.28

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Solution

The fourth proportional to 179,338.80, 269,043.64 and 52,981.28 is: 79,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,338.80 : 269,043.64 = 52,981.28 : x
  2. Step 2: Convert to fraction form
    179,338.80/269,043.64 = 52,981.28/x
  3. Step 3: Cross multiply
    179,338.80x = 269,043.64 × 52,981.28
  4. Step 4: Simplify right side
    179,338.80x = 14,254,276,423.06
  5. Step 5: Solve for x
    x = 14,254,276,423.06/179,338.80
  6. Step 6: Final answer
    x = 79,482.39

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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.