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Finding the Fourth Proportional to 45,886.20, 68,675.70 and 32,062.20

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Solution

The fourth proportional to 45,886.20, 68,675.70 and 32,062.20 is: 47,985.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,886.20 : 68,675.70 = 32,062.20 : x
  2. Step 2: Convert to fraction form
    45,886.20/68,675.70 = 32,062.20/x
  3. Step 3: Cross multiply
    45,886.20x = 68,675.70 × 32,062.20
  4. Step 4: Simplify right side
    45,886.20x = 2,201,894,028.54
  5. Step 5: Solve for x
    x = 2,201,894,028.54/45,886.20
  6. Step 6: Final answer
    x = 47,985.97

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1.5x scale

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.