Home / 67,070.25-100,452.29-32,034.51

Finding the Fourth Proportional to 67,070.25, 100,452.29 and 32,034.51

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Solution

The fourth proportional to 67,070.25, 100,452.29 and 32,034.51 is: 47,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,070.25 : 100,452.29 = 32,034.51 : x
  2. Step 2: Convert to fraction form
    67,070.25/100,452.29 = 32,034.51/x
  3. Step 3: Cross multiply
    67,070.25x = 100,452.29 × 32,034.51
  4. Step 4: Simplify right side
    67,070.25x = 3,217,939,728.36
  5. Step 5: Solve for x
    x = 3,217,939,728.36/67,070.25
  6. Step 6: Final answer
    x = 47,978.65

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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.