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Finding the Fourth Proportional to 227,575.80, 313,979.66 and 147,050.76

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Solution

The fourth proportional to 227,575.80, 313,979.66 and 147,050.76 is: 202,881.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,575.80 : 313,979.66 = 147,050.76 : x
  2. Step 2: Convert to fraction form
    227,575.80/313,979.66 = 147,050.76/x
  3. Step 3: Cross multiply
    227,575.80x = 313,979.66 × 147,050.76
  4. Step 4: Simplify right side
    227,575.80x = 46,170,947,627.54
  5. Step 5: Solve for x
    x = 46,170,947,627.54/227,575.80
  6. Step 6: Final answer
    x = 202,881.62

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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.