Home / 50,170.73-69,221.81-31,041.29

Finding the Fourth Proportional to 50,170.73, 69,221.81 and 31,041.29

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Solution

The fourth proportional to 50,170.73, 69,221.81 and 31,041.29 is: 42,828.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,170.73 : 69,221.81 = 31,041.29 : x
  2. Step 2: Convert to fraction form
    50,170.73/69,221.81 = 31,041.29/x
  3. Step 3: Cross multiply
    50,170.73x = 69,221.81 × 31,041.29
  4. Step 4: Simplify right side
    50,170.73x = 2,148,734,529.19
  5. Step 5: Solve for x
    x = 2,148,734,529.19/50,170.73
  6. Step 6: Final answer
    x = 42,828.45

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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.