Home / 148,239.08-204,571.51-80,257.46

Finding the Fourth Proportional to 148,239.08, 204,571.51 and 80,257.46

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Solution

The fourth proportional to 148,239.08, 204,571.51 and 80,257.46 is: 110,756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,239.08 : 204,571.51 = 80,257.46 : x
  2. Step 2: Convert to fraction form
    148,239.08/204,571.51 = 80,257.46/x
  3. Step 3: Cross multiply
    148,239.08x = 204,571.51 × 80,257.46
  4. Step 4: Simplify right side
    148,239.08x = 16,418,389,780.96
  5. Step 5: Solve for x
    x = 16,418,389,780.96/148,239.08
  6. Step 6: Final answer
    x = 110,756.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.