Home / 146,507.26-202,180.02-79,439.26

Finding the Fourth Proportional to 146,507.26, 202,180.02 and 79,439.26

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Solution

The fourth proportional to 146,507.26, 202,180.02 and 79,439.26 is: 109,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,507.26 : 202,180.02 = 79,439.26 : x
  2. Step 2: Convert to fraction form
    146,507.26/202,180.02 = 79,439.26/x
  3. Step 3: Cross multiply
    146,507.26x = 202,180.02 × 79,439.26
  4. Step 4: Simplify right side
    146,507.26x = 16,061,031,175.59
  5. Step 5: Solve for x
    x = 16,061,031,175.59/146,507.26
  6. Step 6: Final answer
    x = 109,626.18

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1.5x scale

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.