Home / 90,625.54-125,063.18-50,343.05

Finding the Fourth Proportional to 90,625.54, 125,063.18 and 50,343.05

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Solution

The fourth proportional to 90,625.54, 125,063.18 and 50,343.05 is: 69,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,625.54 : 125,063.18 = 50,343.05 : x
  2. Step 2: Convert to fraction form
    90,625.54/125,063.18 = 50,343.05/x
  3. Step 3: Cross multiply
    90,625.54x = 125,063.18 × 50,343.05
  4. Step 4: Simplify right side
    90,625.54x = 6,296,062,173.63
  5. Step 5: Solve for x
    x = 6,296,062,173.63/90,625.54
  6. Step 6: Final answer
    x = 69,473.38

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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.