Home / 88,619.68-122,306.70-50,894.20

Finding the Fourth Proportional to 88,619.68, 122,306.70 and 50,894.20

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Solution

The fourth proportional to 88,619.68, 122,306.70 and 50,894.20 is: 70,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,619.68 : 122,306.70 = 50,894.20 : x
  2. Step 2: Convert to fraction form
    88,619.68/122,306.70 = 50,894.20/x
  3. Step 3: Cross multiply
    88,619.68x = 122,306.70 × 50,894.20
  4. Step 4: Simplify right side
    88,619.68x = 6,224,701,651.14
  5. Step 5: Solve for x
    x = 6,224,701,651.14/88,619.68
  6. Step 6: Final answer
    x = 70,240.62

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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.