Home / 146,515.26-202,191.06-79,447.26

Finding the Fourth Proportional to 146,515.26, 202,191.06 and 79,447.26

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Solution

The fourth proportional to 146,515.26, 202,191.06 and 79,447.26 is: 109,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,515.26 : 202,191.06 = 79,447.26 : x
  2. Step 2: Convert to fraction form
    146,515.26/202,191.06 = 79,447.26/x
  3. Step 3: Cross multiply
    146,515.26x = 202,191.06 × 79,447.26
  4. Step 4: Simplify right side
    146,515.26x = 16,063,525,713.50
  5. Step 5: Solve for x
    x = 16,063,525,713.50/146,515.26
  6. Step 6: Final answer
    x = 109,637.22

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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.