Home / 240,026.67-331,246.87-138,052.16

Finding the Fourth Proportional to 240,026.67, 331,246.87 and 138,052.16

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Solution

The fourth proportional to 240,026.67, 331,246.87 and 138,052.16 is: 190,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,026.67 : 331,246.87 = 138,052.16 : x
  2. Step 2: Convert to fraction form
    240,026.67/331,246.87 = 138,052.16/x
  3. Step 3: Cross multiply
    240,026.67x = 331,246.87 × 138,052.16
  4. Step 4: Simplify right side
    240,026.67x = 45,729,345,137.55
  5. Step 5: Solve for x
    x = 45,729,345,137.55/240,026.67
  6. Step 6: Final answer
    x = 190,517.77

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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.