Home / 67,440.18-93,014.82-43,243.44

Finding the Fourth Proportional to 67,440.18, 93,014.82 and 43,243.44

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Solution

The fourth proportional to 67,440.18, 93,014.82 and 43,243.44 is: 59,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.18 : 93,014.82 = 43,243.44 : x
  2. Step 2: Convert to fraction form
    67,440.18/93,014.82 = 43,243.44/x
  3. Step 3: Cross multiply
    67,440.18x = 93,014.82 × 43,243.44
  4. Step 4: Simplify right side
    67,440.18x = 4,022,280,787.78
  5. Step 5: Solve for x
    x = 4,022,280,787.78/67,440.18
  6. Step 6: Final answer
    x = 59,642.20

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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.