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Finding the Fourth Proportional to 171,955.73, 257,944.99 and 45,594.22

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Solution

The fourth proportional to 171,955.73, 257,944.99 and 45,594.22 is: 68,394.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,955.73 : 257,944.99 = 45,594.22 : x
  2. Step 2: Convert to fraction form
    171,955.73/257,944.99 = 45,594.22/x
  3. Step 3: Cross multiply
    171,955.73x = 257,944.99 × 45,594.22
  4. Step 4: Simplify right side
    171,955.73x = 11,760,799,332.23
  5. Step 5: Solve for x
    x = 11,760,799,332.23/171,955.73
  6. Step 6: Final answer
    x = 68,394.34

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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.