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Finding the Fourth Proportional to 165,758.00, 228,747.65 and 94,139.42

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Solution

The fourth proportional to 165,758.00, 228,747.65 and 94,139.42 is: 129,913.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,758.00 : 228,747.65 = 94,139.42 : x
  2. Step 2: Convert to fraction form
    165,758.00/228,747.65 = 94,139.42/x
  3. Step 3: Cross multiply
    165,758.00x = 228,747.65 × 94,139.42
  4. Step 4: Simplify right side
    165,758.00x = 21,534,169,482.93
  5. Step 5: Solve for x
    x = 21,534,169,482.93/165,758.00
  6. Step 6: Final answer
    x = 129,913.31

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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.