Home / 75,983.19-113,905.11-29,200.83

Finding the Fourth Proportional to 75,983.19, 113,905.11 and 29,200.83

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Solution

The fourth proportional to 75,983.19, 113,905.11 and 29,200.83 is: 43,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,983.19 : 113,905.11 = 29,200.83 : x
  2. Step 2: Convert to fraction form
    75,983.19/113,905.11 = 29,200.83/x
  3. Step 3: Cross multiply
    75,983.19x = 113,905.11 × 29,200.83
  4. Step 4: Simplify right side
    75,983.19x = 3,326,123,753.24
  5. Step 5: Solve for x
    x = 3,326,123,753.24/75,983.19
  6. Step 6: Final answer
    x = 43,774.47

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1.5x scale

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.