Home / 50,816.12-70,161.24-38,858.62

Finding the Fourth Proportional to 50,816.12, 70,161.24 and 38,858.62

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Solution

The fourth proportional to 50,816.12, 70,161.24 and 38,858.62 is: 53,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,816.12 : 70,161.24 = 38,858.62 : x
  2. Step 2: Convert to fraction form
    50,816.12/70,161.24 = 38,858.62/x
  3. Step 3: Cross multiply
    50,816.12x = 70,161.24 × 38,858.62
  4. Step 4: Simplify right side
    50,816.12x = 2,726,368,963.89
  5. Step 5: Solve for x
    x = 2,726,368,963.89/50,816.12
  6. Step 6: Final answer
    x = 53,651.66

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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.