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Finding the Fourth Proportional to 227,980.62, 314,652.33 and 132,542.69

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Solution

The fourth proportional to 227,980.62, 314,652.33 and 132,542.69 is: 182,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,980.62 : 314,652.33 = 132,542.69 : x
  2. Step 2: Convert to fraction form
    227,980.62/314,652.33 = 132,542.69/x
  3. Step 3: Cross multiply
    227,980.62x = 314,652.33 × 132,542.69
  4. Step 4: Simplify right side
    227,980.62x = 41,704,864,659.71
  5. Step 5: Solve for x
    x = 41,704,864,659.71/227,980.62
  6. Step 6: Final answer
    x = 182,931.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.