Home / 50,621.22-69,854.22-30,484.62

Finding the Fourth Proportional to 50,621.22, 69,854.22 and 30,484.62

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Solution

The fourth proportional to 50,621.22, 69,854.22 and 30,484.62 is: 42,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,621.22 : 69,854.22 = 30,484.62 : x
  2. Step 2: Convert to fraction form
    50,621.22/69,854.22 = 30,484.62/x
  3. Step 3: Cross multiply
    50,621.22x = 69,854.22 × 30,484.62
  4. Step 4: Simplify right side
    50,621.22x = 2,129,479,352.10
  5. Step 5: Solve for x
    x = 2,129,479,352.10/50,621.22
  6. Step 6: Final answer
    x = 42,066.93

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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.