Home / 216,934.57-325,277.27-115,607.87

Finding the Fourth Proportional to 216,934.57, 325,277.27 and 115,607.87

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Solution

The fourth proportional to 216,934.57, 325,277.27 and 115,607.87 is: 173,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,934.57 : 325,277.27 = 115,607.87 : x
  2. Step 2: Convert to fraction form
    216,934.57/325,277.27 = 115,607.87/x
  3. Step 3: Cross multiply
    216,934.57x = 325,277.27 × 115,607.87
  4. Step 4: Simplify right side
    216,934.57x = 37,604,612,344.11
  5. Step 5: Solve for x
    x = 37,604,612,344.11/216,934.57
  6. Step 6: Final answer
    x = 173,345.41

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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.