Home / 179,772.03-269,761.08-73,136.31

Finding the Fourth Proportional to 179,772.03, 269,761.08 and 73,136.31

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Solution

The fourth proportional to 179,772.03, 269,761.08 and 73,136.31 is: 109,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,772.03 : 269,761.08 = 73,136.31 : x
  2. Step 2: Convert to fraction form
    179,772.03/269,761.08 = 73,136.31/x
  3. Step 3: Cross multiply
    179,772.03x = 269,761.08 × 73,136.31
  4. Step 4: Simplify right side
    179,772.03x = 19,729,330,247.08
  5. Step 5: Solve for x
    x = 19,729,330,247.08/179,772.03
  6. Step 6: Final answer
    x = 109,746.38

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1.5x scale

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.