Home / 202,086.63-278,898.35-116,057.61

Finding the Fourth Proportional to 202,086.63, 278,898.35 and 116,057.61

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Solution

The fourth proportional to 202,086.63, 278,898.35 and 116,057.61 is: 160,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,086.63 : 278,898.35 = 116,057.61 : x
  2. Step 2: Convert to fraction form
    202,086.63/278,898.35 = 116,057.61/x
  3. Step 3: Cross multiply
    202,086.63x = 278,898.35 × 116,057.61
  4. Step 4: Simplify right side
    202,086.63x = 32,368,275,353.66
  5. Step 5: Solve for x
    x = 32,368,275,353.66/202,086.63
  6. Step 6: Final answer
    x = 160,170.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.