Home / 75,789.15-113,683.72-33,659.32

Finding the Fourth Proportional to 75,789.15, 113,683.72 and 33,659.32

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Solution

The fourth proportional to 75,789.15, 113,683.72 and 33,659.32 is: 50,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,789.15 : 113,683.72 = 33,659.32 : x
  2. Step 2: Convert to fraction form
    75,789.15/113,683.72 = 33,659.32/x
  3. Step 3: Cross multiply
    75,789.15x = 113,683.72 × 33,659.32
  4. Step 4: Simplify right side
    75,789.15x = 3,826,516,710.27
  5. Step 5: Solve for x
    x = 3,826,516,710.27/75,789.15
  6. Step 6: Final answer
    x = 50,488.98

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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.