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Finding the Fourth Proportional to 50,583.80, 69,800.22 and 29,069.18

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Solution

The fourth proportional to 50,583.80, 69,800.22 and 29,069.18 is: 40,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,583.80 : 69,800.22 = 29,069.18 : x
  2. Step 2: Convert to fraction form
    50,583.80/69,800.22 = 29,069.18/x
  3. Step 3: Cross multiply
    50,583.80x = 69,800.22 × 29,069.18
  4. Step 4: Simplify right side
    50,583.80x = 2,029,035,159.22
  5. Step 5: Solve for x
    x = 2,029,035,159.22/50,583.80
  6. Step 6: Final answer
    x = 40,112.35

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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.