Home / 245,268.72-367,902.18-67,775.40

Finding the Fourth Proportional to 245,268.72, 367,902.18 and 67,775.40

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Solution

The fourth proportional to 245,268.72, 367,902.18 and 67,775.40 is: 101,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,268.72 : 367,902.18 = 67,775.40 : x
  2. Step 2: Convert to fraction form
    245,268.72/367,902.18 = 67,775.40/x
  3. Step 3: Cross multiply
    245,268.72x = 367,902.18 × 67,775.40
  4. Step 4: Simplify right side
    245,268.72x = 24,934,717,410.37
  5. Step 5: Solve for x
    x = 24,934,717,410.37/245,268.72
  6. Step 6: Final answer
    x = 101,662.85

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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.