Home / 236,231.95-354,513.97-213,645.71

Finding the Fourth Proportional to 236,231.95, 354,513.97 and 213,645.71

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Solution

The fourth proportional to 236,231.95, 354,513.97 and 213,645.71 is: 320,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,231.95 : 354,513.97 = 213,645.71 : x
  2. Step 2: Convert to fraction form
    236,231.95/354,513.97 = 213,645.71/x
  3. Step 3: Cross multiply
    236,231.95x = 354,513.97 × 213,645.71
  4. Step 4: Simplify right side
    236,231.95x = 75,740,387,320.06
  5. Step 5: Solve for x
    x = 75,740,387,320.06/236,231.95
  6. Step 6: Final answer
    x = 320,618.73

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1.5x scale

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.