Home / 73,932.54-102,032.22-42,103.48

Finding the Fourth Proportional to 73,932.54, 102,032.22 and 42,103.48

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Solution

The fourth proportional to 73,932.54, 102,032.22 and 42,103.48 is: 58,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,932.54 : 102,032.22 = 42,103.48 : x
  2. Step 2: Convert to fraction form
    73,932.54/102,032.22 = 42,103.48/x
  3. Step 3: Cross multiply
    73,932.54x = 102,032.22 × 42,103.48
  4. Step 4: Simplify right side
    73,932.54x = 4,295,911,534.13
  5. Step 5: Solve for x
    x = 4,295,911,534.13/73,932.54
  6. Step 6: Final answer
    x = 58,105.83

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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.