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Finding the Fourth Proportional to 227,065.52, 313,302.48 and 131,566.40

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Solution

The fourth proportional to 227,065.52, 313,302.48 and 131,566.40 is: 181,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,065.52 : 313,302.48 = 131,566.40 : x
  2. Step 2: Convert to fraction form
    227,065.52/313,302.48 = 131,566.40/x
  3. Step 3: Cross multiply
    227,065.52x = 313,302.48 × 131,566.40
  4. Step 4: Simplify right side
    227,065.52x = 41,220,079,404.67
  5. Step 5: Solve for x
    x = 41,220,079,404.67/227,065.52
  6. Step 6: Final answer
    x = 181,533.86

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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.