Home / 103,517.06-155,275.35-32,445.11

Finding the Fourth Proportional to 103,517.06, 155,275.35 and 32,445.11

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Solution

The fourth proportional to 103,517.06, 155,275.35 and 32,445.11 is: 48,667.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,517.06 : 155,275.35 = 32,445.11 : x
  2. Step 2: Convert to fraction form
    103,517.06/155,275.35 = 32,445.11/x
  3. Step 3: Cross multiply
    103,517.06x = 155,275.35 × 32,445.11
  4. Step 4: Simplify right side
    103,517.06x = 5,037,925,811.04
  5. Step 5: Solve for x
    x = 5,037,925,811.04/103,517.06
  6. Step 6: Final answer
    x = 48,667.59

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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.