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Finding the Fourth Proportional to 303,175.77, 454,700.18 and 89,945.70

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Solution

The fourth proportional to 303,175.77, 454,700.18 and 89,945.70 is: 134,899.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,175.77 : 454,700.18 = 89,945.70 : x
  2. Step 2: Convert to fraction form
    303,175.77/454,700.18 = 89,945.70/x
  3. Step 3: Cross multiply
    303,175.77x = 454,700.18 × 89,945.70
  4. Step 4: Simplify right side
    303,175.77x = 40,898,325,530.50
  5. Step 5: Solve for x
    x = 40,898,325,530.50/303,175.77
  6. Step 6: Final answer
    x = 134,899.72

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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.