Home / 50,160.84-75,271.83-20,169.46

Finding the Fourth Proportional to 50,160.84, 75,271.83 and 20,169.46

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Solution

The fourth proportional to 50,160.84, 75,271.83 and 20,169.46 is: 30,266.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,160.84 : 75,271.83 = 20,169.46 : x
  2. Step 2: Convert to fraction form
    50,160.84/75,271.83 = 20,169.46/x
  3. Step 3: Cross multiply
    50,160.84x = 75,271.83 × 20,169.46
  4. Step 4: Simplify right side
    50,160.84x = 1,518,191,976.13
  5. Step 5: Solve for x
    x = 1,518,191,976.13/50,160.84
  6. Step 6: Final answer
    x = 30,266.48

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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.