Home / 107,732.64-162,247.20-95,407.68

Finding the Fourth Proportional to 107,732.64, 162,247.20 and 95,407.68

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Solution

The fourth proportional to 107,732.64, 162,247.20 and 95,407.68 is: 143,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,732.64 : 162,247.20 = 95,407.68 : x
  2. Step 2: Convert to fraction form
    107,732.64/162,247.20 = 95,407.68/x
  3. Step 3: Cross multiply
    107,732.64x = 162,247.20 × 95,407.68
  4. Step 4: Simplify right side
    107,732.64x = 15,479,628,938.50
  5. Step 5: Solve for x
    x = 15,479,628,938.50/107,732.64
  6. Step 6: Final answer
    x = 143,685.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.