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Finding the Fourth Proportional to 43,698.70, 60,338.84 and 35,174

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Solution

The fourth proportional to 43,698.70, 60,338.84 and 35,174 is: 48,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,698.70 : 60,338.84 = 35,174 : x
  2. Step 2: Convert to fraction form
    43,698.70/60,338.84 = 35,174/x
  3. Step 3: Cross multiply
    43,698.70x = 60,338.84 × 35,174
  4. Step 4: Simplify right side
    43,698.70x = 2,122,358,358.16
  5. Step 5: Solve for x
    x = 2,122,358,358.16/43,698.70
  6. Step 6: Final answer
    x = 48,568.00

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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.