Home / 217,161.30-325,746.68-152,856.66

Finding the Fourth Proportional to 217,161.30, 325,746.68 and 152,856.66

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Solution

The fourth proportional to 217,161.30, 325,746.68 and 152,856.66 is: 229,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,161.30 : 325,746.68 = 152,856.66 : x
  2. Step 2: Convert to fraction form
    217,161.30/325,746.68 = 152,856.66/x
  3. Step 3: Cross multiply
    217,161.30x = 325,746.68 × 152,856.66
  4. Step 4: Simplify right side
    217,161.30x = 49,792,548,746.61
  5. Step 5: Solve for x
    x = 49,792,548,746.61/217,161.30
  6. Step 6: Final answer
    x = 229,288.32

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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.