Home / 67,644.58-93,387.06-40,793.90

Finding the Fourth Proportional to 67,644.58, 93,387.06 and 40,793.90

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Solution

The fourth proportional to 67,644.58, 93,387.06 and 40,793.90 is: 56,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,644.58 : 93,387.06 = 40,793.90 : x
  2. Step 2: Convert to fraction form
    67,644.58/93,387.06 = 40,793.90/x
  3. Step 3: Cross multiply
    67,644.58x = 93,387.06 × 40,793.90
  4. Step 4: Simplify right side
    67,644.58x = 3,809,622,386.93
  5. Step 5: Solve for x
    x = 3,809,622,386.93/67,644.58
  6. Step 6: Final answer
    x = 56,318.22

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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.