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Finding the Fourth Proportional to 241,602.45, 362,286.90 and 89,694.78

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Solution

The fourth proportional to 241,602.45, 362,286.90 and 89,694.78 is: 134,498.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,602.45 : 362,286.90 = 89,694.78 : x
  2. Step 2: Convert to fraction form
    241,602.45/362,286.90 = 89,694.78/x
  3. Step 3: Cross multiply
    241,602.45x = 362,286.90 × 89,694.78
  4. Step 4: Simplify right side
    241,602.45x = 32,495,243,792.38
  5. Step 5: Solve for x
    x = 32,495,243,792.38/241,602.45
  6. Step 6: Final answer
    x = 134,498.82

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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.