Home / 216,973.11-325,468.32-92,228.79

Finding the Fourth Proportional to 216,973.11, 325,468.32 and 92,228.79

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Solution

The fourth proportional to 216,973.11, 325,468.32 and 92,228.79 is: 138,346.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,973.11 : 325,468.32 = 92,228.79 : x
  2. Step 2: Convert to fraction form
    216,973.11/325,468.32 = 92,228.79/x
  3. Step 3: Cross multiply
    216,973.11x = 325,468.32 × 92,228.79
  4. Step 4: Simplify right side
    216,973.11x = 30,017,549,336.93
  5. Step 5: Solve for x
    x = 30,017,549,336.93/216,973.11
  6. Step 6: Final answer
    x = 138,346.86

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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.