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Finding the Fourth Proportional to 58,759.67, 87,944.59 and 53,506.82

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Solution

The fourth proportional to 58,759.67, 87,944.59 and 53,506.82 is: 80,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,759.67 : 87,944.59 = 53,506.82 : x
  2. Step 2: Convert to fraction form
    58,759.67/87,944.59 = 53,506.82/x
  3. Step 3: Cross multiply
    58,759.67x = 87,944.59 × 53,506.82
  4. Step 4: Simplify right side
    58,759.67x = 4,705,634,974.26
  5. Step 5: Solve for x
    x = 4,705,634,974.26/58,759.67
  6. Step 6: Final answer
    x = 80,082.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.