Home / 217,360.86-325,619.16-122,301.24

Finding the Fourth Proportional to 217,360.86, 325,619.16 and 122,301.24

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Solution

The fourth proportional to 217,360.86, 325,619.16 and 122,301.24 is: 183,214.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,360.86 : 325,619.16 = 122,301.24 : x
  2. Step 2: Convert to fraction form
    217,360.86/325,619.16 = 122,301.24/x
  3. Step 3: Cross multiply
    217,360.86x = 325,619.16 × 122,301.24
  4. Step 4: Simplify right side
    217,360.86x = 39,823,627,035.76
  5. Step 5: Solve for x
    x = 39,823,627,035.76/217,360.86
  6. Step 6: Final answer
    x = 183,214.34

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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.