Home / 58,910.20-88,235.70-51,134.20

Finding the Fourth Proportional to 58,910.20, 88,235.70 and 51,134.20

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Solution

The fourth proportional to 58,910.20, 88,235.70 and 51,134.20 is: 76,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,910.20 : 88,235.70 = 51,134.20 : x
  2. Step 2: Convert to fraction form
    58,910.20/88,235.70 = 51,134.20/x
  3. Step 3: Cross multiply
    58,910.20x = 88,235.70 × 51,134.20
  4. Step 4: Simplify right side
    58,910.20x = 4,511,861,930.94
  5. Step 5: Solve for x
    x = 4,511,861,930.94/58,910.20
  6. Step 6: Final answer
    x = 76,588.81

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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.