Home / 88,734.81-122,452.38-50,493.51

Finding the Fourth Proportional to 88,734.81, 122,452.38 and 50,493.51

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Solution

The fourth proportional to 88,734.81, 122,452.38 and 50,493.51 is: 69,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,734.81 : 122,452.38 = 50,493.51 : x
  2. Step 2: Convert to fraction form
    88,734.81/122,452.38 = 50,493.51/x
  3. Step 3: Cross multiply
    88,734.81x = 122,452.38 × 50,493.51
  4. Step 4: Simplify right side
    88,734.81x = 6,183,050,474.05
  5. Step 5: Solve for x
    x = 6,183,050,474.05/88,734.81
  6. Step 6: Final answer
    x = 69,680.10

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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.