Home / 197,462.22-272,214.42-140,775.18

Finding the Fourth Proportional to 197,462.22, 272,214.42 and 140,775.18

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Solution

The fourth proportional to 197,462.22, 272,214.42 and 140,775.18 is: 194,067.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,462.22 : 272,214.42 = 140,775.18 : x
  2. Step 2: Convert to fraction form
    197,462.22/272,214.42 = 140,775.18/x
  3. Step 3: Cross multiply
    197,462.22x = 272,214.42 × 140,775.18
  4. Step 4: Simplify right side
    197,462.22x = 38,321,033,974.10
  5. Step 5: Solve for x
    x = 38,321,033,974.10/197,462.22
  6. Step 6: Final answer
    x = 194,067.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.