Home / 252,080.70-377,764.65-139,810.38

Finding the Fourth Proportional to 252,080.70, 377,764.65 and 139,810.38

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Solution

The fourth proportional to 252,080.70, 377,764.65 and 139,810.38 is: 209,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,080.70 : 377,764.65 = 139,810.38 : x
  2. Step 2: Convert to fraction form
    252,080.70/377,764.65 = 139,810.38/x
  3. Step 3: Cross multiply
    252,080.70x = 377,764.65 × 139,810.38
  4. Step 4: Simplify right side
    252,080.70x = 52,815,419,267.07
  5. Step 5: Solve for x
    x = 52,815,419,267.07/252,080.70
  6. Step 6: Final answer
    x = 209,517.90

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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.