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Finding the Fourth Proportional to 165,960.54, 228,986.18 and 94,334.93

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Solution

The fourth proportional to 165,960.54, 228,986.18 and 94,334.93 is: 130,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,960.54 : 228,986.18 = 94,334.93 : x
  2. Step 2: Convert to fraction form
    165,960.54/228,986.18 = 94,334.93/x
  3. Step 3: Cross multiply
    165,960.54x = 228,986.18 × 94,334.93
  4. Step 4: Simplify right side
    165,960.54x = 21,601,395,210.87
  5. Step 5: Solve for x
    x = 21,601,395,210.87/165,960.54
  6. Step 6: Final answer
    x = 130,159.82

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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.