Home / 67,442.18-93,017.58-43,245.44

Finding the Fourth Proportional to 67,442.18, 93,017.58 and 43,245.44

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Solution

The fourth proportional to 67,442.18, 93,017.58 and 43,245.44 is: 59,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,442.18 : 93,017.58 = 43,245.44 : x
  2. Step 2: Convert to fraction form
    67,442.18/93,017.58 = 43,245.44/x
  3. Step 3: Cross multiply
    67,442.18x = 93,017.58 × 43,245.44
  4. Step 4: Simplify right side
    67,442.18x = 4,022,586,174.84
  5. Step 5: Solve for x
    x = 4,022,586,174.84/67,442.18
  6. Step 6: Final answer
    x = 59,644.96

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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.