Home / 372,670.11-559,014.30-136,012.73

Finding the Fourth Proportional to 372,670.11, 559,014.30 and 136,012.73

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Solution

The fourth proportional to 372,670.11, 559,014.30 and 136,012.73 is: 204,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,670.11 : 559,014.30 = 136,012.73 : x
  2. Step 2: Convert to fraction form
    372,670.11/559,014.30 = 136,012.73/x
  3. Step 3: Cross multiply
    372,670.11x = 559,014.30 × 136,012.73
  4. Step 4: Simplify right side
    372,670.11x = 76,033,058,256.97
  5. Step 5: Solve for x
    x = 76,033,058,256.97/372,670.11
  6. Step 6: Final answer
    x = 204,022.42

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1.5x scale

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.