Home / 95,782.53-143,722.40-43,180.32

Finding the Fourth Proportional to 95,782.53, 143,722.40 and 43,180.32

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Solution

The fourth proportional to 95,782.53, 143,722.40 and 43,180.32 is: 64,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,782.53 : 143,722.40 = 43,180.32 : x
  2. Step 2: Convert to fraction form
    95,782.53/143,722.40 = 43,180.32/x
  3. Step 3: Cross multiply
    95,782.53x = 143,722.40 × 43,180.32
  4. Step 4: Simplify right side
    95,782.53x = 6,205,979,007.27
  5. Step 5: Solve for x
    x = 6,205,979,007.27/95,782.53
  6. Step 6: Final answer
    x = 64,792.39

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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.