Home / 58,738.62-88,117.12-19,286.76

Finding the Fourth Proportional to 58,738.62, 88,117.12 and 19,286.76

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Solution

The fourth proportional to 58,738.62, 88,117.12 and 19,286.76 is: 28,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.62 : 88,117.12 = 19,286.76 : x
  2. Step 2: Convert to fraction form
    58,738.62/88,117.12 = 19,286.76/x
  3. Step 3: Cross multiply
    58,738.62x = 88,117.12 × 19,286.76
  4. Step 4: Simplify right side
    58,738.62x = 1,699,493,745.33
  5. Step 5: Solve for x
    x = 1,699,493,745.33/58,738.62
  6. Step 6: Final answer
    x = 28,933.16

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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.