Home / 89,044.62-122,880.42-50,803.18

Finding the Fourth Proportional to 89,044.62, 122,880.42 and 50,803.18

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Solution

The fourth proportional to 89,044.62, 122,880.42 and 50,803.18 is: 70,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.62 : 122,880.42 = 50,803.18 : x
  2. Step 2: Convert to fraction form
    89,044.62/122,880.42 = 50,803.18/x
  3. Step 3: Cross multiply
    89,044.62x = 122,880.42 × 50,803.18
  4. Step 4: Simplify right side
    89,044.62x = 6,242,716,095.74
  5. Step 5: Solve for x
    x = 6,242,716,095.74/89,044.62
  6. Step 6: Final answer
    x = 70,107.73

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1.5x scale

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.