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Finding the Fourth Proportional to 237,889.01, 356,834.12 and 80,228.18

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Solution

The fourth proportional to 237,889.01, 356,834.12 and 80,228.18 is: 120,342.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,889.01 : 356,834.12 = 80,228.18 : x
  2. Step 2: Convert to fraction form
    237,889.01/356,834.12 = 80,228.18/x
  3. Step 3: Cross multiply
    237,889.01x = 356,834.12 × 80,228.18
  4. Step 4: Simplify right side
    237,889.01x = 28,628,149,824.19
  5. Step 5: Solve for x
    x = 28,628,149,824.19/237,889.01
  6. Step 6: Final answer
    x = 120,342.47

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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.