Home / 233,439.55-322,142.34-131,464.60

Finding the Fourth Proportional to 233,439.55, 322,142.34 and 131,464.60

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Solution

The fourth proportional to 233,439.55, 322,142.34 and 131,464.60 is: 181,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,439.55 : 322,142.34 = 131,464.60 : x
  2. Step 2: Convert to fraction form
    233,439.55/322,142.34 = 131,464.60/x
  3. Step 3: Cross multiply
    233,439.55x = 322,142.34 × 131,464.60
  4. Step 4: Simplify right side
    233,439.55x = 42,350,313,871.16
  5. Step 5: Solve for x
    x = 42,350,313,871.16/233,439.55
  6. Step 6: Final answer
    x = 181,418.76

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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.