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Finding the Fourth Proportional to 227,259.68, 340,889.51 and 69,488.12

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Solution

The fourth proportional to 227,259.68, 340,889.51 and 69,488.12 is: 104,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,259.68 : 340,889.51 = 69,488.12 : x
  2. Step 2: Convert to fraction form
    227,259.68/340,889.51 = 69,488.12/x
  3. Step 3: Cross multiply
    227,259.68x = 340,889.51 × 69,488.12
  4. Step 4: Simplify right side
    227,259.68x = 23,687,771,177.62
  5. Step 5: Solve for x
    x = 23,687,771,177.62/227,259.68
  6. Step 6: Final answer
    x = 104,232.18

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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.