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Finding the Fourth Proportional to 185,871.73, 278,806.38 and 52,752.07

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Solution

The fourth proportional to 185,871.73, 278,806.38 and 52,752.07 is: 79,127.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,871.73 : 278,806.38 = 52,752.07 : x
  2. Step 2: Convert to fraction form
    185,871.73/278,806.38 = 52,752.07/x
  3. Step 3: Cross multiply
    185,871.73x = 278,806.38 × 52,752.07
  4. Step 4: Simplify right side
    185,871.73x = 14,707,613,674.21
  5. Step 5: Solve for x
    x = 14,707,613,674.21/185,871.73
  6. Step 6: Final answer
    x = 79,127.76

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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.