Home / 74,631.40-111,801.30-44,961.10

Finding the Fourth Proportional to 74,631.40, 111,801.30 and 44,961.10

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Solution

The fourth proportional to 74,631.40, 111,801.30 and 44,961.10 is: 67,353.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,631.40 : 111,801.30 = 44,961.10 : x
  2. Step 2: Convert to fraction form
    74,631.40/111,801.30 = 44,961.10/x
  3. Step 3: Cross multiply
    74,631.40x = 111,801.30 × 44,961.10
  4. Step 4: Simplify right side
    74,631.40x = 5,026,709,429.43
  5. Step 5: Solve for x
    x = 5,026,709,429.43/74,631.40
  6. Step 6: Final answer
    x = 67,353.81

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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.