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Finding the Fourth Proportional to 80,483.48, 111,065.49 and 44,671.34

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Solution

The fourth proportional to 80,483.48, 111,065.49 and 44,671.34 is: 61,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,483.48 : 111,065.49 = 44,671.34 : x
  2. Step 2: Convert to fraction form
    80,483.48/111,065.49 = 44,671.34/x
  3. Step 3: Cross multiply
    80,483.48x = 111,065.49 × 44,671.34
  4. Step 4: Simplify right side
    80,483.48x = 4,961,444,266.06
  5. Step 5: Solve for x
    x = 4,961,444,266.06/80,483.48
  6. Step 6: Final answer
    x = 61,645.50

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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.