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Finding the Fourth Proportional to 144,806.29, 199,832.74 and 88,217.66

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Solution

The fourth proportional to 144,806.29, 199,832.74 and 88,217.66 is: 121,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,806.29 : 199,832.74 = 88,217.66 : x
  2. Step 2: Convert to fraction form
    144,806.29/199,832.74 = 88,217.66/x
  3. Step 3: Cross multiply
    144,806.29x = 199,832.74 × 88,217.66
  4. Step 4: Simplify right side
    144,806.29x = 17,628,776,993.23
  5. Step 5: Solve for x
    x = 17,628,776,993.23/144,806.29
  6. Step 6: Final answer
    x = 121,740.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.