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Finding the Fourth Proportional to 67,083.77, 100,643.80 and 22,710.52

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Solution

The fourth proportional to 67,083.77, 100,643.80 and 22,710.52 is: 34,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,083.77 : 100,643.80 = 22,710.52 : x
  2. Step 2: Convert to fraction form
    67,083.77/100,643.80 = 22,710.52/x
  3. Step 3: Cross multiply
    67,083.77x = 100,643.80 × 22,710.52
  4. Step 4: Simplify right side
    67,083.77x = 2,285,673,227.61
  5. Step 5: Solve for x
    x = 2,285,673,227.61/67,083.77
  6. Step 6: Final answer
    x = 34,071.93

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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.