Home / 102,886.20-154,329.03-32,765.31

Finding the Fourth Proportional to 102,886.20, 154,329.03 and 32,765.31

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Solution

The fourth proportional to 102,886.20, 154,329.03 and 32,765.31 is: 49,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,886.20 : 154,329.03 = 32,765.31 : x
  2. Step 2: Convert to fraction form
    102,886.20/154,329.03 = 32,765.31/x
  3. Step 3: Cross multiply
    102,886.20x = 154,329.03 × 32,765.31
  4. Step 4: Simplify right side
    102,886.20x = 5,056,638,509.95
  5. Step 5: Solve for x
    x = 5,056,638,509.95/102,886.20
  6. Step 6: Final answer
    x = 49,147.88

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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.