Home / 67,935.66-101,868.80-39,910.46

Finding the Fourth Proportional to 67,935.66, 101,868.80 and 39,910.46

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Solution

The fourth proportional to 67,935.66, 101,868.80 and 39,910.46 is: 59,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,935.66 : 101,868.80 = 39,910.46 : x
  2. Step 2: Convert to fraction form
    67,935.66/101,868.80 = 39,910.46/x
  3. Step 3: Cross multiply
    67,935.66x = 101,868.80 × 39,910.46
  4. Step 4: Simplify right side
    67,935.66x = 4,065,630,667.65
  5. Step 5: Solve for x
    x = 4,065,630,667.65/67,935.66
  6. Step 6: Final answer
    x = 59,845.31

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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.