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Finding the Fourth Proportional to 50,888.96, 70,227.89 and 28,227.22

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Solution

The fourth proportional to 50,888.96, 70,227.89 and 28,227.22 is: 38,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,888.96 : 70,227.89 = 28,227.22 : x
  2. Step 2: Convert to fraction form
    50,888.96/70,227.89 = 28,227.22/x
  3. Step 3: Cross multiply
    50,888.96x = 70,227.89 × 28,227.22
  4. Step 4: Simplify right side
    50,888.96x = 1,982,337,890.31
  5. Step 5: Solve for x
    x = 1,982,337,890.31/50,888.96
  6. Step 6: Final answer
    x = 38,954.18

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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.