Home / 50,884.78-70,175.04-31,766.30

Finding the Fourth Proportional to 50,884.78, 70,175.04 and 31,766.30

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Solution

The fourth proportional to 50,884.78, 70,175.04 and 31,766.30 is: 43,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,884.78 : 70,175.04 = 31,766.30 : x
  2. Step 2: Convert to fraction form
    50,884.78/70,175.04 = 31,766.30/x
  3. Step 3: Cross multiply
    50,884.78x = 70,175.04 × 31,766.30
  4. Step 4: Simplify right side
    50,884.78x = 2,229,201,373.15
  5. Step 5: Solve for x
    x = 2,229,201,373.15/50,884.78
  6. Step 6: Final answer
    x = 43,808.80

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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.