Home / 131,464.92-197,228.52-42,718.44

Finding the Fourth Proportional to 131,464.92, 197,228.52 and 42,718.44

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Solution

The fourth proportional to 131,464.92, 197,228.52 and 42,718.44 is: 64,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,464.92 : 197,228.52 = 42,718.44 : x
  2. Step 2: Convert to fraction form
    131,464.92/197,228.52 = 42,718.44/x
  3. Step 3: Cross multiply
    131,464.92x = 197,228.52 × 42,718.44
  4. Step 4: Simplify right side
    131,464.92x = 8,425,294,697.91
  5. Step 5: Solve for x
    x = 8,425,294,697.91/131,464.92
  6. Step 6: Final answer
    x = 64,087.78

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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.