Home / 88,183.02-121,690.17-50,454.84

Finding the Fourth Proportional to 88,183.02, 121,690.17 and 50,454.84

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Solution

The fourth proportional to 88,183.02, 121,690.17 and 50,454.84 is: 69,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,183.02 : 121,690.17 = 50,454.84 : x
  2. Step 2: Convert to fraction form
    88,183.02/121,690.17 = 50,454.84/x
  3. Step 3: Cross multiply
    88,183.02x = 121,690.17 × 50,454.84
  4. Step 4: Simplify right side
    88,183.02x = 6,139,858,056.92
  5. Step 5: Solve for x
    x = 6,139,858,056.92/88,183.02
  6. Step 6: Final answer
    x = 69,626.31

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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.