Home / 73,152.32-109,662.78-26,394.28

Finding the Fourth Proportional to 73,152.32, 109,662.78 and 26,394.28

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Solution

The fourth proportional to 73,152.32, 109,662.78 and 26,394.28 is: 39,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,152.32 : 109,662.78 = 26,394.28 : x
  2. Step 2: Convert to fraction form
    73,152.32/109,662.78 = 26,394.28/x
  3. Step 3: Cross multiply
    73,152.32x = 109,662.78 × 26,394.28
  4. Step 4: Simplify right side
    73,152.32x = 2,894,470,120.90
  5. Step 5: Solve for x
    x = 2,894,470,120.90/73,152.32
  6. Step 6: Final answer
    x = 39,567.71

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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.