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Finding the Fourth Proportional to 179,804.20, 269,742.30 and 53,444.20

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Solution

The fourth proportional to 179,804.20, 269,742.30 and 53,444.20 is: 80,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,804.20 : 269,742.30 = 53,444.20 : x
  2. Step 2: Convert to fraction form
    179,804.20/269,742.30 = 53,444.20/x
  3. Step 3: Cross multiply
    179,804.20x = 269,742.30 × 53,444.20
  4. Step 4: Simplify right side
    179,804.20x = 14,416,161,429.66
  5. Step 5: Solve for x
    x = 14,416,161,429.66/179,804.20
  6. Step 6: Final answer
    x = 80,177.00

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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.