Home / 63,162.19-87,163.82-34,868.08

Finding the Fourth Proportional to 63,162.19, 87,163.82 and 34,868.08

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Solution

The fourth proportional to 63,162.19, 87,163.82 and 34,868.08 is: 48,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,162.19 : 87,163.82 = 34,868.08 : x
  2. Step 2: Convert to fraction form
    63,162.19/87,163.82 = 34,868.08/x
  3. Step 3: Cross multiply
    63,162.19x = 87,163.82 × 34,868.08
  4. Step 4: Simplify right side
    63,162.19x = 3,039,234,918.13
  5. Step 5: Solve for x
    x = 3,039,234,918.13/63,162.19
  6. Step 6: Final answer
    x = 48,117.95

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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.