Home / 199,823.24-299,746.38-75,165.32

Finding the Fourth Proportional to 199,823.24, 299,746.38 and 75,165.32

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Solution

The fourth proportional to 199,823.24, 299,746.38 and 75,165.32 is: 112,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,823.24 : 299,746.38 = 75,165.32 : x
  2. Step 2: Convert to fraction form
    199,823.24/299,746.38 = 75,165.32/x
  3. Step 3: Cross multiply
    199,823.24x = 299,746.38 × 75,165.32
  4. Step 4: Simplify right side
    199,823.24x = 22,530,532,571.54
  5. Step 5: Solve for x
    x = 22,530,532,571.54/199,823.24
  6. Step 6: Final answer
    x = 112,752.31

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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.