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Finding the Fourth Proportional to 244,814.40, 367,286.40 and 87,026.40

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Solution

The fourth proportional to 244,814.40, 367,286.40 and 87,026.40 is: 130,562.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,814.40 : 367,286.40 = 87,026.40 : x
  2. Step 2: Convert to fraction form
    244,814.40/367,286.40 = 87,026.40/x
  3. Step 3: Cross multiply
    244,814.40x = 367,286.40 × 87,026.40
  4. Step 4: Simplify right side
    244,814.40x = 31,963,613,160.96
  5. Step 5: Solve for x
    x = 31,963,613,160.96/244,814.40
  6. Step 6: Final answer
    x = 130,562.64

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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.