Home / 50,834.85-70,152.62-28,174.34

Finding the Fourth Proportional to 50,834.85, 70,152.62 and 28,174.34

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Solution

The fourth proportional to 50,834.85, 70,152.62 and 28,174.34 is: 38,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,834.85 : 70,152.62 = 28,174.34 : x
  2. Step 2: Convert to fraction form
    50,834.85/70,152.62 = 28,174.34/x
  3. Step 3: Cross multiply
    50,834.85x = 70,152.62 × 28,174.34
  4. Step 4: Simplify right side
    50,834.85x = 1,976,503,802.28
  5. Step 5: Solve for x
    x = 1,976,503,802.28/50,834.85
  6. Step 6: Final answer
    x = 38,880.88

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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.