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Finding the Fourth Proportional to 155,232.88, 214,205.25 and 94,818.22

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Solution

The fourth proportional to 155,232.88, 214,205.25 and 94,818.22 is: 130,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,232.88 : 214,205.25 = 94,818.22 : x
  2. Step 2: Convert to fraction form
    155,232.88/214,205.25 = 94,818.22/x
  3. Step 3: Cross multiply
    155,232.88x = 214,205.25 × 94,818.22
  4. Step 4: Simplify right side
    155,232.88x = 20,310,560,519.66
  5. Step 5: Solve for x
    x = 20,310,560,519.66/155,232.88
  6. Step 6: Final answer
    x = 130,839.29

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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.