Home / 44,178.40-66,137.40-29,157.81

Finding the Fourth Proportional to 44,178.40, 66,137.40 and 29,157.81

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Solution

The fourth proportional to 44,178.40, 66,137.40 and 29,157.81 is: 43,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,178.40 : 66,137.40 = 29,157.81 : x
  2. Step 2: Convert to fraction form
    44,178.40/66,137.40 = 29,157.81/x
  3. Step 3: Cross multiply
    44,178.40x = 66,137.40 × 29,157.81
  4. Step 4: Simplify right side
    44,178.40x = 1,928,421,743.09
  5. Step 5: Solve for x
    x = 1,928,421,743.09/44,178.40
  6. Step 6: Final answer
    x = 43,650.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.