Home / 58,081.75-80,177.37-39,244.39

Finding the Fourth Proportional to 58,081.75, 80,177.37 and 39,244.39

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Solution

The fourth proportional to 58,081.75, 80,177.37 and 39,244.39 is: 54,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,081.75 : 80,177.37 = 39,244.39 : x
  2. Step 2: Convert to fraction form
    58,081.75/80,177.37 = 39,244.39/x
  3. Step 3: Cross multiply
    58,081.75x = 80,177.37 × 39,244.39
  4. Step 4: Simplify right side
    58,081.75x = 3,146,511,977.45
  5. Step 5: Solve for x
    x = 3,146,511,977.45/58,081.75
  6. Step 6: Final answer
    x = 54,173.85

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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.