Home / 107,680.13-161,543.27-32,806.31

Finding the Fourth Proportional to 107,680.13, 161,543.27 and 32,806.31

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Solution

The fourth proportional to 107,680.13, 161,543.27 and 32,806.31 is: 49,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,680.13 : 161,543.27 = 32,806.31 : x
  2. Step 2: Convert to fraction form
    107,680.13/161,543.27 = 32,806.31/x
  3. Step 3: Cross multiply
    107,680.13x = 161,543.27 × 32,806.31
  4. Step 4: Simplify right side
    107,680.13x = 5,299,638,474.12
  5. Step 5: Solve for x
    x = 5,299,638,474.12/107,680.13
  6. Step 6: Final answer
    x = 49,216.49

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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.