Home / 50,141.66-69,202.40-28,920.46

Finding the Fourth Proportional to 50,141.66, 69,202.40 and 28,920.46

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Solution

The fourth proportional to 50,141.66, 69,202.40 and 28,920.46 is: 39,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,141.66 : 69,202.40 = 28,920.46 : x
  2. Step 2: Convert to fraction form
    50,141.66/69,202.40 = 28,920.46/x
  3. Step 3: Cross multiply
    50,141.66x = 69,202.40 × 28,920.46
  4. Step 4: Simplify right side
    50,141.66x = 2,001,365,241.10
  5. Step 5: Solve for x
    x = 2,001,365,241.10/50,141.66
  6. Step 6: Final answer
    x = 39,914.22

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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.