Home / 125,490.08-188,257.05-41,226.86

Finding the Fourth Proportional to 125,490.08, 188,257.05 and 41,226.86

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Solution

The fourth proportional to 125,490.08, 188,257.05 and 41,226.86 is: 61,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,490.08 : 188,257.05 = 41,226.86 : x
  2. Step 2: Convert to fraction form
    125,490.08/188,257.05 = 41,226.86/x
  3. Step 3: Cross multiply
    125,490.08x = 188,257.05 × 41,226.86
  4. Step 4: Simplify right side
    125,490.08x = 7,761,246,103.08
  5. Step 5: Solve for x
    x = 7,761,246,103.08/125,490.08
  6. Step 6: Final answer
    x = 61,847.49

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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.