Home / 189,331.44-261,268.60-108,702.24

Finding the Fourth Proportional to 189,331.44, 261,268.60 and 108,702.24

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Solution

The fourth proportional to 189,331.44, 261,268.60 and 108,702.24 is: 150,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,331.44 : 261,268.60 = 108,702.24 : x
  2. Step 2: Convert to fraction form
    189,331.44/261,268.60 = 108,702.24/x
  3. Step 3: Cross multiply
    189,331.44x = 261,268.60 × 108,702.24
  4. Step 4: Simplify right side
    189,331.44x = 28,400,482,061.66
  5. Step 5: Solve for x
    x = 28,400,482,061.66/189,331.44
  6. Step 6: Final answer
    x = 150,004.05

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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.