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Finding the Fourth Proportional to 43,073.37, 59,437.22 and 39,899.48

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Solution

The fourth proportional to 43,073.37, 59,437.22 and 39,899.48 is: 55,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,073.37 : 59,437.22 = 39,899.48 : x
  2. Step 2: Convert to fraction form
    43,073.37/59,437.22 = 39,899.48/x
  3. Step 3: Cross multiply
    43,073.37x = 59,437.22 × 39,899.48
  4. Step 4: Simplify right side
    43,073.37x = 2,371,513,673.96
  5. Step 5: Solve for x
    x = 2,371,513,673.96/43,073.37
  6. Step 6: Final answer
    x = 55,057.54

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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.