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Finding the Fourth Proportional to 43,101.57, 64,639.17 and 34,648.01

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Solution

The fourth proportional to 43,101.57, 64,639.17 and 34,648.01 is: 51,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,101.57 : 64,639.17 = 34,648.01 : x
  2. Step 2: Convert to fraction form
    43,101.57/64,639.17 = 34,648.01/x
  3. Step 3: Cross multiply
    43,101.57x = 64,639.17 × 34,648.01
  4. Step 4: Simplify right side
    43,101.57x = 2,239,618,285.36
  5. Step 5: Solve for x
    x = 2,239,618,285.36/43,101.57
  6. Step 6: Final answer
    x = 51,961.41

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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.