Home / 50,949.20-70,310.14-31,840.08

Finding the Fourth Proportional to 50,949.20, 70,310.14 and 31,840.08

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Solution

The fourth proportional to 50,949.20, 70,310.14 and 31,840.08 is: 43,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949.20 : 70,310.14 = 31,840.08 : x
  2. Step 2: Convert to fraction form
    50,949.20/70,310.14 = 31,840.08/x
  3. Step 3: Cross multiply
    50,949.20x = 70,310.14 × 31,840.08
  4. Step 4: Simplify right side
    50,949.20x = 2,238,680,482.41
  5. Step 5: Solve for x
    x = 2,238,680,482.41/50,949.20
  6. Step 6: Final answer
    x = 43,939.46

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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.