Home / 150,686.83-226,030.23-117,431.78

Finding the Fourth Proportional to 150,686.83, 226,030.23 and 117,431.78

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Solution

The fourth proportional to 150,686.83, 226,030.23 and 117,431.78 is: 176,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,686.83 : 226,030.23 = 117,431.78 : x
  2. Step 2: Convert to fraction form
    150,686.83/226,030.23 = 117,431.78/x
  3. Step 3: Cross multiply
    150,686.83x = 226,030.23 × 117,431.78
  4. Step 4: Simplify right side
    150,686.83x = 26,543,131,112.56
  5. Step 5: Solve for x
    x = 26,543,131,112.56/150,686.83
  6. Step 6: Final answer
    x = 176,147.65

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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.