Home / 50,138.28-69,190.80-29,995.98

Finding the Fourth Proportional to 50,138.28, 69,190.80 and 29,995.98

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Solution

The fourth proportional to 50,138.28, 69,190.80 and 29,995.98 is: 41,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,138.28 : 69,190.80 = 29,995.98 : x
  2. Step 2: Convert to fraction form
    50,138.28/69,190.80 = 29,995.98/x
  3. Step 3: Cross multiply
    50,138.28x = 69,190.80 × 29,995.98
  4. Step 4: Simplify right side
    50,138.28x = 2,075,445,852.98
  5. Step 5: Solve for x
    x = 2,075,445,852.98/50,138.28
  6. Step 6: Final answer
    x = 41,394.44

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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.