Home / 134,803.10-202,204.65-108,559.10

Finding the Fourth Proportional to 134,803.10, 202,204.65 and 108,559.10

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Solution

The fourth proportional to 134,803.10, 202,204.65 and 108,559.10 is: 162,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,803.10 : 202,204.65 = 108,559.10 : x
  2. Step 2: Convert to fraction form
    134,803.10/202,204.65 = 108,559.10/x
  3. Step 3: Cross multiply
    134,803.10x = 202,204.65 × 108,559.10
  4. Step 4: Simplify right side
    134,803.10x = 21,951,154,819.82
  5. Step 5: Solve for x
    x = 21,951,154,819.82/134,803.10
  6. Step 6: Final answer
    x = 162,838.65

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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.