Home / 181,723.60-272,585.40-135,067.60

Finding the Fourth Proportional to 181,723.60, 272,585.40 and 135,067.60

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Solution

The fourth proportional to 181,723.60, 272,585.40 and 135,067.60 is: 202,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,723.60 : 272,585.40 = 135,067.60 : x
  2. Step 2: Convert to fraction form
    181,723.60/272,585.40 = 135,067.60/x
  3. Step 3: Cross multiply
    181,723.60x = 272,585.40 × 135,067.60
  4. Step 4: Simplify right side
    181,723.60x = 36,817,455,773.04
  5. Step 5: Solve for x
    x = 36,817,455,773.04/181,723.60
  6. Step 6: Final answer
    x = 202,601.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.