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Finding the Fourth Proportional to 171,358.93, 236,468.94 and 94,876.51

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Solution

The fourth proportional to 171,358.93, 236,468.94 and 94,876.51 is: 130,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,358.93 : 236,468.94 = 94,876.51 : x
  2. Step 2: Convert to fraction form
    171,358.93/236,468.94 = 94,876.51/x
  3. Step 3: Cross multiply
    171,358.93x = 236,468.94 × 94,876.51
  4. Step 4: Simplify right side
    171,358.93x = 22,435,347,750.60
  5. Step 5: Solve for x
    x = 22,435,347,750.60/171,358.93
  6. Step 6: Final answer
    x = 130,926.05

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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.