Home / 50,178.83-69,249.03-30,031.88

Finding the Fourth Proportional to 50,178.83, 69,249.03 and 30,031.88

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Solution

The fourth proportional to 50,178.83, 69,249.03 and 30,031.88 is: 41,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,178.83 : 69,249.03 = 30,031.88 : x
  2. Step 2: Convert to fraction form
    50,178.83/69,249.03 = 30,031.88/x
  3. Step 3: Cross multiply
    50,178.83x = 69,249.03 × 30,031.88
  4. Step 4: Simplify right side
    50,178.83x = 2,079,678,559.08
  5. Step 5: Solve for x
    x = 2,079,678,559.08/50,178.83
  6. Step 6: Final answer
    x = 41,445.34

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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.