Home / 109,364.36-150,922.32-60,965.65

Finding the Fourth Proportional to 109,364.36, 150,922.32 and 60,965.65

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Solution

The fourth proportional to 109,364.36, 150,922.32 and 60,965.65 is: 84,132.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,364.36 : 150,922.32 = 60,965.65 : x
  2. Step 2: Convert to fraction form
    109,364.36/150,922.32 = 60,965.65/x
  3. Step 3: Cross multiply
    109,364.36x = 150,922.32 × 60,965.65
  4. Step 4: Simplify right side
    109,364.36x = 9,201,077,338.31
  5. Step 5: Solve for x
    x = 9,201,077,338.31/109,364.36
  6. Step 6: Final answer
    x = 84,132.32

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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.