Home / 150,858.40-226,093.20-91,631.20

Finding the Fourth Proportional to 150,858.40, 226,093.20 and 91,631.20

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Solution

The fourth proportional to 150,858.40, 226,093.20 and 91,631.20 is: 137,328.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,858.40 : 226,093.20 = 91,631.20 : x
  2. Step 2: Convert to fraction form
    150,858.40/226,093.20 = 91,631.20/x
  3. Step 3: Cross multiply
    150,858.40x = 226,093.20 × 91,631.20
  4. Step 4: Simplify right side
    150,858.40x = 20,717,191,227.84
  5. Step 5: Solve for x
    x = 20,717,191,227.84/150,858.40
  6. Step 6: Final answer
    x = 137,328.72

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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.