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Finding the Fourth Proportional to 237,805.10, 356,703.54 and 80,033.56

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Solution

The fourth proportional to 237,805.10, 356,703.54 and 80,033.56 is: 120,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,805.10 : 356,703.54 = 80,033.56 : x
  2. Step 2: Convert to fraction form
    237,805.10/356,703.54 = 80,033.56/x
  3. Step 3: Cross multiply
    237,805.10x = 356,703.54 × 80,033.56
  4. Step 4: Simplify right side
    237,805.10x = 28,548,252,387.28
  5. Step 5: Solve for x
    x = 28,548,252,387.28/237,805.10
  6. Step 6: Final answer
    x = 120,048.95

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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.