Home / 75,624.11-113,311.35-43,945.25

Finding the Fourth Proportional to 75,624.11, 113,311.35 and 43,945.25

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Solution

The fourth proportional to 75,624.11, 113,311.35 and 43,945.25 is: 65,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,624.11 : 113,311.35 = 43,945.25 : x
  2. Step 2: Convert to fraction form
    75,624.11/113,311.35 = 43,945.25/x
  3. Step 3: Cross multiply
    75,624.11x = 113,311.35 × 43,945.25
  4. Step 4: Simplify right side
    75,624.11x = 4,979,495,037.03
  5. Step 5: Solve for x
    x = 4,979,495,037.03/75,624.11
  6. Step 6: Final answer
    x = 65,845.34

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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.