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Finding the Fourth Proportional to 227,407.99, 313,726.20 and 166,873.45

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Solution

The fourth proportional to 227,407.99, 313,726.20 and 166,873.45 is: 230,214.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,407.99 : 313,726.20 = 166,873.45 : x
  2. Step 2: Convert to fraction form
    227,407.99/313,726.20 = 166,873.45/x
  3. Step 3: Cross multiply
    227,407.99x = 313,726.20 × 166,873.45
  4. Step 4: Simplify right side
    227,407.99x = 52,352,573,349.39
  5. Step 5: Solve for x
    x = 52,352,573,349.39/227,407.99
  6. Step 6: Final answer
    x = 230,214.31

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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.