Home / 50,867.90-70,183.61-29,356.13

Finding the Fourth Proportional to 50,867.90, 70,183.61 and 29,356.13

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Solution

The fourth proportional to 50,867.90, 70,183.61 and 29,356.13 is: 40,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,867.90 : 70,183.61 = 29,356.13 : x
  2. Step 2: Convert to fraction form
    50,867.90/70,183.61 = 29,356.13/x
  3. Step 3: Cross multiply
    50,867.90x = 70,183.61 × 29,356.13
  4. Step 4: Simplify right side
    50,867.90x = 2,060,319,317.79
  5. Step 5: Solve for x
    x = 2,060,319,317.79/50,867.90
  6. Step 6: Final answer
    x = 40,503.33

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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.