Home / 50,110.11-69,125.73-30,983.77

Finding the Fourth Proportional to 50,110.11, 69,125.73 and 30,983.77

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Solution

The fourth proportional to 50,110.11, 69,125.73 and 30,983.77 is: 42,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,110.11 : 69,125.73 = 30,983.77 : x
  2. Step 2: Convert to fraction form
    50,110.11/69,125.73 = 30,983.77/x
  3. Step 3: Cross multiply
    50,110.11x = 69,125.73 × 30,983.77
  4. Step 4: Simplify right side
    50,110.11x = 2,141,775,689.62
  5. Step 5: Solve for x
    x = 2,141,775,689.62/50,110.11
  6. Step 6: Final answer
    x = 42,741.39

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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.