Home / 89,095.76-122,950.16-50,329.96

Finding the Fourth Proportional to 89,095.76, 122,950.16 and 50,329.96

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Solution

The fourth proportional to 89,095.76, 122,950.16 and 50,329.96 is: 69,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,095.76 : 122,950.16 = 50,329.96 : x
  2. Step 2: Convert to fraction form
    89,095.76/122,950.16 = 50,329.96/x
  3. Step 3: Cross multiply
    89,095.76x = 122,950.16 × 50,329.96
  4. Step 4: Simplify right side
    89,095.76x = 6,188,076,634.79
  5. Step 5: Solve for x
    x = 6,188,076,634.79/89,095.76
  6. Step 6: Final answer
    x = 69,454.22

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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.