Home / 140,908.36-211,251.37-69,855.46

Finding the Fourth Proportional to 140,908.36, 211,251.37 and 69,855.46

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Solution

The fourth proportional to 140,908.36, 211,251.37 and 69,855.46 is: 104,728.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,908.36 : 211,251.37 = 69,855.46 : x
  2. Step 2: Convert to fraction form
    140,908.36/211,251.37 = 69,855.46/x
  3. Step 3: Cross multiply
    140,908.36x = 211,251.37 × 69,855.46
  4. Step 4: Simplify right side
    140,908.36x = 14,757,061,626.98
  5. Step 5: Solve for x
    x = 14,757,061,626.98/140,908.36
  6. Step 6: Final answer
    x = 104,728.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.