Home / 50,121.40-75,182.07-46,799.90

Finding the Fourth Proportional to 50,121.40, 75,182.07 and 46,799.90

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Solution

The fourth proportional to 50,121.40, 75,182.07 and 46,799.90 is: 70,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,121.40 : 75,182.07 = 46,799.90 : x
  2. Step 2: Convert to fraction form
    50,121.40/75,182.07 = 46,799.90/x
  3. Step 3: Cross multiply
    50,121.40x = 75,182.07 × 46,799.90
  4. Step 4: Simplify right side
    50,121.40x = 3,518,512,747.88
  5. Step 5: Solve for x
    x = 3,518,512,747.88/50,121.40
  6. Step 6: Final answer
    x = 70,199.82

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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.