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Finding the Fourth Proportional to 303,036.93, 454,503.96 and 89,800.38

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Solution

The fourth proportional to 303,036.93, 454,503.96 and 89,800.38 is: 134,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,036.93 : 454,503.96 = 89,800.38 : x
  2. Step 2: Convert to fraction form
    303,036.93/454,503.96 = 89,800.38/x
  3. Step 3: Cross multiply
    303,036.93x = 454,503.96 × 89,800.38
  4. Step 4: Simplify right side
    303,036.93x = 40,814,628,319.50
  5. Step 5: Solve for x
    x = 40,814,628,319.50/303,036.93
  6. Step 6: Final answer
    x = 134,685.33

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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.