Home / 75,580.20-113,370.30-63,916.20

Finding the Fourth Proportional to 75,580.20, 113,370.30 and 63,916.20

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Solution

The fourth proportional to 75,580.20, 113,370.30 and 63,916.20 is: 95,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,580.20 : 113,370.30 = 63,916.20 : x
  2. Step 2: Convert to fraction form
    75,580.20/113,370.30 = 63,916.20/x
  3. Step 3: Cross multiply
    75,580.20x = 113,370.30 × 63,916.20
  4. Step 4: Simplify right side
    75,580.20x = 7,246,198,768.86
  5. Step 5: Solve for x
    x = 7,246,198,768.86/75,580.20
  6. Step 6: Final answer
    x = 95,874.30

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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.