Home / 68,329.43-94,233.22-42,838.58

Finding the Fourth Proportional to 68,329.43, 94,233.22 and 42,838.58

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Solution

The fourth proportional to 68,329.43, 94,233.22 and 42,838.58 is: 59,078.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,329.43 : 94,233.22 = 42,838.58 : x
  2. Step 2: Convert to fraction form
    68,329.43/94,233.22 = 42,838.58/x
  3. Step 3: Cross multiply
    68,329.43x = 94,233.22 × 42,838.58
  4. Step 4: Simplify right side
    68,329.43x = 4,036,817,269.38
  5. Step 5: Solve for x
    x = 4,036,817,269.38/68,329.43
  6. Step 6: Final answer
    x = 59,078.75

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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.