Home / 96,178.24-144,247.92-80,548.48

Finding the Fourth Proportional to 96,178.24, 144,247.92 and 80,548.48

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Solution

The fourth proportional to 96,178.24, 144,247.92 and 80,548.48 is: 120,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,178.24 : 144,247.92 = 80,548.48 : x
  2. Step 2: Convert to fraction form
    96,178.24/144,247.92 = 80,548.48/x
  3. Step 3: Cross multiply
    96,178.24x = 144,247.92 × 80,548.48
  4. Step 4: Simplify right side
    96,178.24x = 11,618,950,699.16
  5. Step 5: Solve for x
    x = 11,618,950,699.16/96,178.24
  6. Step 6: Final answer
    x = 120,806.44

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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.