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Finding the Fourth Proportional to 70,694.63, 97,552.79 and 41,618.38

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Solution

The fourth proportional to 70,694.63, 97,552.79 and 41,618.38 is: 57,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,694.63 : 97,552.79 = 41,618.38 : x
  2. Step 2: Convert to fraction form
    70,694.63/97,552.79 = 41,618.38/x
  3. Step 3: Cross multiply
    70,694.63x = 97,552.79 × 41,618.38
  4. Step 4: Simplify right side
    70,694.63x = 4,059,988,944.44
  5. Step 5: Solve for x
    x = 4,059,988,944.44/70,694.63
  6. Step 6: Final answer
    x = 57,429.95

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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.