Home / 150,322.41-207,445.01-82,340.52

Finding the Fourth Proportional to 150,322.41, 207,445.01 and 82,340.52

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Solution

The fourth proportional to 150,322.41, 207,445.01 and 82,340.52 is: 113,629.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,322.41 : 207,445.01 = 82,340.52 : x
  2. Step 2: Convert to fraction form
    150,322.41/207,445.01 = 82,340.52/x
  3. Step 3: Cross multiply
    150,322.41x = 207,445.01 × 82,340.52
  4. Step 4: Simplify right side
    150,322.41x = 17,081,129,583.10
  5. Step 5: Solve for x
    x = 17,081,129,583.10/150,322.41
  6. Step 6: Final answer
    x = 113,629.96

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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.