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Finding the Fourth Proportional to 367,142.62, 550,746.73 and 114,425.25

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Solution

The fourth proportional to 367,142.62, 550,746.73 and 114,425.25 is: 171,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,142.62 : 550,746.73 = 114,425.25 : x
  2. Step 2: Convert to fraction form
    367,142.62/550,746.73 = 114,425.25/x
  3. Step 3: Cross multiply
    367,142.62x = 550,746.73 × 114,425.25
  4. Step 4: Simplify right side
    367,142.62x = 63,019,332,266.93
  5. Step 5: Solve for x
    x = 63,019,332,266.93/367,142.62
  6. Step 6: Final answer
    x = 171,648.10

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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.