Home / 50,218.08-75,178.95-43,990.20

Finding the Fourth Proportional to 50,218.08, 75,178.95 and 43,990.20

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Solution

The fourth proportional to 50,218.08, 75,178.95 and 43,990.20 is: 65,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,218.08 : 75,178.95 = 43,990.20 : x
  2. Step 2: Convert to fraction form
    50,218.08/75,178.95 = 43,990.20/x
  3. Step 3: Cross multiply
    50,218.08x = 75,178.95 × 43,990.20
  4. Step 4: Simplify right side
    50,218.08x = 3,307,137,046.29
  5. Step 5: Solve for x
    x = 3,307,137,046.29/50,218.08
  6. Step 6: Final answer
    x = 65,855.51

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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.