Home / 165,686.94-228,654.45-94,073.63

Finding the Fourth Proportional to 165,686.94, 228,654.45 and 94,073.63

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Solution

The fourth proportional to 165,686.94, 228,654.45 and 94,073.63 is: 129,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,686.94 : 228,654.45 = 94,073.63 : x
  2. Step 2: Convert to fraction form
    165,686.94/228,654.45 = 94,073.63/x
  3. Step 3: Cross multiply
    165,686.94x = 228,654.45 × 94,073.63
  4. Step 4: Simplify right side
    165,686.94x = 21,510,354,127.15
  5. Step 5: Solve for x
    x = 21,510,354,127.15/165,686.94
  6. Step 6: Final answer
    x = 129,825.28

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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.