Home / 107,560.31-161,358.91-32,688.02

Finding the Fourth Proportional to 107,560.31, 161,358.91 and 32,688.02

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Solution

The fourth proportional to 107,560.31, 161,358.91 and 32,688.02 is: 49,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,560.31 : 161,358.91 = 32,688.02 : x
  2. Step 2: Convert to fraction form
    107,560.31/161,358.91 = 32,688.02/x
  3. Step 3: Cross multiply
    107,560.31x = 161,358.91 × 32,688.02
  4. Step 4: Simplify right side
    107,560.31x = 5,274,503,010.14
  5. Step 5: Solve for x
    x = 5,274,503,010.14/107,560.31
  6. Step 6: Final answer
    x = 49,037.64

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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.