Home / 74,873.20-103,241.08-51,013.84

Finding the Fourth Proportional to 74,873.20, 103,241.08 and 51,013.84

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Solution

The fourth proportional to 74,873.20, 103,241.08 and 51,013.84 is: 70,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,873.20 : 103,241.08 = 51,013.84 : x
  2. Step 2: Convert to fraction form
    74,873.20/103,241.08 = 51,013.84/x
  3. Step 3: Cross multiply
    74,873.20x = 103,241.08 × 51,013.84
  4. Step 4: Simplify right side
    74,873.20x = 5,266,723,936.55
  5. Step 5: Solve for x
    x = 5,266,723,936.55/74,873.20
  6. Step 6: Final answer
    x = 70,341.91

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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.