Home / 89,823.45-123,950.63-49,537.50

Finding the Fourth Proportional to 89,823.45, 123,950.63 and 49,537.50

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Solution

The fourth proportional to 89,823.45, 123,950.63 and 49,537.50 is: 68,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,823.45 : 123,950.63 = 49,537.50 : x
  2. Step 2: Convert to fraction form
    89,823.45/123,950.63 = 49,537.50/x
  3. Step 3: Cross multiply
    89,823.45x = 123,950.63 × 49,537.50
  4. Step 4: Simplify right side
    89,823.45x = 6,140,204,085.94
  5. Step 5: Solve for x
    x = 6,140,204,085.94/89,823.45
  6. Step 6: Final answer
    x = 68,358.59

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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.