Home / 217,360.02-325,976.85-84,210.60

Finding the Fourth Proportional to 217,360.02, 325,976.85 and 84,210.60

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Solution

The fourth proportional to 217,360.02, 325,976.85 and 84,210.60 is: 126,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,360.02 : 325,976.85 = 84,210.60 : x
  2. Step 2: Convert to fraction form
    217,360.02/325,976.85 = 84,210.60/x
  3. Step 3: Cross multiply
    217,360.02x = 325,976.85 × 84,210.60
  4. Step 4: Simplify right side
    217,360.02x = 27,450,706,124.61
  5. Step 5: Solve for x
    x = 27,450,706,124.61/217,360.02
  6. Step 6: Final answer
    x = 126,291.42

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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.