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Finding the Fourth Proportional to 171,065.77, 236,087.56 and 94,602.79

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Solution

The fourth proportional to 171,065.77, 236,087.56 and 94,602.79 is: 130,561.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,065.77 : 236,087.56 = 94,602.79 : x
  2. Step 2: Convert to fraction form
    171,065.77/236,087.56 = 94,602.79/x
  3. Step 3: Cross multiply
    171,065.77x = 236,087.56 × 94,602.79
  4. Step 4: Simplify right side
    171,065.77x = 22,334,540,945.66
  5. Step 5: Solve for x
    x = 22,334,540,945.66/171,065.77
  6. Step 6: Final answer
    x = 130,561.13

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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.