Home / 236,618.68-354,823.62-88,771

Finding the Fourth Proportional to 236,618.68, 354,823.62 and 88,771

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Solution

The fourth proportional to 236,618.68, 354,823.62 and 88,771 is: 133,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,618.68 : 354,823.62 = 88,771 : x
  2. Step 2: Convert to fraction form
    236,618.68/354,823.62 = 88,771/x
  3. Step 3: Cross multiply
    236,618.68x = 354,823.62 × 88,771
  4. Step 4: Simplify right side
    236,618.68x = 31,498,047,571.02
  5. Step 5: Solve for x
    x = 31,498,047,571.02/236,618.68
  6. Step 6: Final answer
    x = 133,117.33

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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.