Home / 162,268.39-243,374.50-43,912.09

Finding the Fourth Proportional to 162,268.39, 243,374.50 and 43,912.09

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Solution

The fourth proportional to 162,268.39, 243,374.50 and 43,912.09 is: 65,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,268.39 : 243,374.50 = 43,912.09 : x
  2. Step 2: Convert to fraction form
    162,268.39/243,374.50 = 43,912.09/x
  3. Step 3: Cross multiply
    162,268.39x = 243,374.50 × 43,912.09
  4. Step 4: Simplify right side
    162,268.39x = 10,687,082,947.71
  5. Step 5: Solve for x
    x = 10,687,082,947.71/162,268.39
  6. Step 6: Final answer
    x = 65,860.53

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1.5x scale

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.