Home / 50,803.44-70,116.74-30,663.19

Finding the Fourth Proportional to 50,803.44, 70,116.74 and 30,663.19

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Solution

The fourth proportional to 50,803.44, 70,116.74 and 30,663.19 is: 42,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,803.44 : 70,116.74 = 30,663.19 : x
  2. Step 2: Convert to fraction form
    50,803.44/70,116.74 = 30,663.19/x
  3. Step 3: Cross multiply
    50,803.44x = 70,116.74 × 30,663.19
  4. Step 4: Simplify right side
    50,803.44x = 2,150,002,920.80
  5. Step 5: Solve for x
    x = 2,150,002,920.80/50,803.44
  6. Step 6: Final answer
    x = 42,320.03

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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.