Home / 50,115.18-75,064.44-47,170.80

Finding the Fourth Proportional to 50,115.18, 75,064.44 and 47,170.80

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Solution

The fourth proportional to 50,115.18, 75,064.44 and 47,170.80 is: 70,654.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.18 : 75,064.44 = 47,170.80 : x
  2. Step 2: Convert to fraction form
    50,115.18/75,064.44 = 47,170.80/x
  3. Step 3: Cross multiply
    50,115.18x = 75,064.44 × 47,170.80
  4. Step 4: Simplify right side
    50,115.18x = 3,540,849,686.35
  5. Step 5: Solve for x
    x = 3,540,849,686.35/50,115.18
  6. Step 6: Final answer
    x = 70,654.23

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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.