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Finding the Fourth Proportional to 80,757.36, 111,444.05 and 44,947.39

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Solution

The fourth proportional to 80,757.36, 111,444.05 and 44,947.39 is: 62,026.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,757.36 : 111,444.05 = 44,947.39 : x
  2. Step 2: Convert to fraction form
    80,757.36/111,444.05 = 44,947.39/x
  3. Step 3: Cross multiply
    80,757.36x = 111,444.05 × 44,947.39
  4. Step 4: Simplify right side
    80,757.36x = 5,009,118,675.18
  5. Step 5: Solve for x
    x = 5,009,118,675.18/80,757.36
  6. Step 6: Final answer
    x = 62,026.77

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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.