Home / 179,733.60-269,600.40-61,387.20

Finding the Fourth Proportional to 179,733.60, 269,600.40 and 61,387.20

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Solution

The fourth proportional to 179,733.60, 269,600.40 and 61,387.20 is: 92,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,733.60 : 269,600.40 = 61,387.20 : x
  2. Step 2: Convert to fraction form
    179,733.60/269,600.40 = 61,387.20/x
  3. Step 3: Cross multiply
    179,733.60x = 269,600.40 × 61,387.20
  4. Step 4: Simplify right side
    179,733.60x = 16,550,013,674.88
  5. Step 5: Solve for x
    x = 16,550,013,674.88/179,733.60
  6. Step 6: Final answer
    x = 92,080.80

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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.