Home / 237,890.30-356,836.07-80,229.50

Finding the Fourth Proportional to 237,890.30, 356,836.07 and 80,229.50

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Solution

The fourth proportional to 237,890.30, 356,836.07 and 80,229.50 is: 120,344.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,890.30 : 356,836.07 = 80,229.50 : x
  2. Step 2: Convert to fraction form
    237,890.30/356,836.07 = 80,229.50/x
  3. Step 3: Cross multiply
    237,890.30x = 356,836.07 × 80,229.50
  4. Step 4: Simplify right side
    237,890.30x = 28,628,780,671.02
  5. Step 5: Solve for x
    x = 28,628,780,671.02/237,890.30
  6. Step 6: Final answer
    x = 120,344.46

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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.