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Finding the Fourth Proportional to 134,296, 185,332.56 and 73,863.52

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Solution

The fourth proportional to 134,296, 185,332.56 and 73,863.52 is: 101,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,296 : 185,332.56 = 73,863.52 : x
  2. Step 2: Convert to fraction form
    134,296/185,332.56 = 73,863.52/x
  3. Step 3: Cross multiply
    134,296x = 185,332.56 × 73,863.52
  4. Step 4: Simplify right side
    134,296x = 13,689,315,252.21
  5. Step 5: Solve for x
    x = 13,689,315,252.21/134,296
  6. Step 6: Final answer
    x = 101,933.90

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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.