Home / 150,825.20-226,302.60-76,953.20

Finding the Fourth Proportional to 150,825.20, 226,302.60 and 76,953.20

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Solution

The fourth proportional to 150,825.20, 226,302.60 and 76,953.20 is: 115,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,825.20 : 226,302.60 = 76,953.20 : x
  2. Step 2: Convert to fraction form
    150,825.20/226,302.60 = 76,953.20/x
  3. Step 3: Cross multiply
    150,825.20x = 226,302.60 × 76,953.20
  4. Step 4: Simplify right side
    150,825.20x = 17,414,709,238.32
  5. Step 5: Solve for x
    x = 17,414,709,238.32/150,825.20
  6. Step 6: Final answer
    x = 115,462.86

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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.