Home / 88,821.56-122,568.53-48,527.30

Finding the Fourth Proportional to 88,821.56, 122,568.53 and 48,527.30

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Solution

The fourth proportional to 88,821.56, 122,568.53 and 48,527.30 is: 66,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,821.56 : 122,568.53 = 48,527.30 : x
  2. Step 2: Convert to fraction form
    88,821.56/122,568.53 = 48,527.30/x
  3. Step 3: Cross multiply
    88,821.56x = 122,568.53 × 48,527.30
  4. Step 4: Simplify right side
    88,821.56x = 5,947,918,970.39
  5. Step 5: Solve for x
    x = 5,947,918,970.39/88,821.56
  6. Step 6: Final answer
    x = 66,964.81

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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.