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Finding the Fourth Proportional to 61,589.66, 84,993.72 and 33,295.34

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Solution

The fourth proportional to 61,589.66, 84,993.72 and 33,295.34 is: 45,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,589.66 : 84,993.72 = 33,295.34 : x
  2. Step 2: Convert to fraction form
    61,589.66/84,993.72 = 33,295.34/x
  3. Step 3: Cross multiply
    61,589.66x = 84,993.72 × 33,295.34
  4. Step 4: Simplify right side
    61,589.66x = 2,829,894,805.26
  5. Step 5: Solve for x
    x = 2,829,894,805.26/61,589.66
  6. Step 6: Final answer
    x = 45,947.56

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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.