Home / 227,214.20-313,518.72-131,702.24

Finding the Fourth Proportional to 227,214.20, 313,518.72 and 131,702.24

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Solution

The fourth proportional to 227,214.20, 313,518.72 and 131,702.24 is: 181,727.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,214.20 : 313,518.72 = 131,702.24 : x
  2. Step 2: Convert to fraction form
    227,214.20/313,518.72 = 131,702.24/x
  3. Step 3: Cross multiply
    227,214.20x = 313,518.72 × 131,702.24
  4. Step 4: Simplify right side
    227,214.20x = 41,291,117,705.93
  5. Step 5: Solve for x
    x = 41,291,117,705.93/227,214.20
  6. Step 6: Final answer
    x = 181,727.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.