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Finding the Fourth Proportional to 185,993.82, 278,826.91 and 73,752.93

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Solution

The fourth proportional to 185,993.82, 278,826.91 and 73,752.93 is: 110,564.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,993.82 : 278,826.91 = 73,752.93 : x
  2. Step 2: Convert to fraction form
    185,993.82/278,826.91 = 73,752.93/x
  3. Step 3: Cross multiply
    185,993.82x = 278,826.91 × 73,752.93
  4. Step 4: Simplify right side
    185,993.82x = 20,564,301,390.96
  5. Step 5: Solve for x
    x = 20,564,301,390.96/185,993.82
  6. Step 6: Final answer
    x = 110,564.43

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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.