Home / 79,632.24-119,863.14-67,605.36

Finding the Fourth Proportional to 79,632.24, 119,863.14 and 67,605.36

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Solution

The fourth proportional to 79,632.24, 119,863.14 and 67,605.36 is: 101,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,632.24 : 119,863.14 = 67,605.36 : x
  2. Step 2: Convert to fraction form
    79,632.24/119,863.14 = 67,605.36/x
  3. Step 3: Cross multiply
    79,632.24x = 119,863.14 × 67,605.36
  4. Step 4: Simplify right side
    79,632.24x = 8,103,390,730.43
  5. Step 5: Solve for x
    x = 8,103,390,730.43/79,632.24
  6. Step 6: Final answer
    x = 101,760.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.