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Finding the Fourth Proportional to 237,810.40, 356,769.06 and 80,034.28

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Solution

The fourth proportional to 237,810.40, 356,769.06 and 80,034.28 is: 120,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,810.40 : 356,769.06 = 80,034.28 : x
  2. Step 2: Convert to fraction form
    237,810.40/356,769.06 = 80,034.28/x
  3. Step 3: Cross multiply
    237,810.40x = 356,769.06 × 80,034.28
  4. Step 4: Simplify right side
    237,810.40x = 28,553,754,843.38
  5. Step 5: Solve for x
    x = 28,553,754,843.38/237,810.40
  6. Step 6: Final answer
    x = 120,069.41

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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.