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Finding the Fourth Proportional to 165,798, 228,793.86 and 94,176.96

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Solution

The fourth proportional to 165,798, 228,793.86 and 94,176.96 is: 129,960.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798 : 228,793.86 = 94,176.96 : x
  2. Step 2: Convert to fraction form
    165,798/228,793.86 = 94,176.96/x
  3. Step 3: Cross multiply
    165,798x = 228,793.86 × 94,176.96
  4. Step 4: Simplify right side
    165,798x = 21,547,110,201.47
  5. Step 5: Solve for x
    x = 21,547,110,201.47/165,798
  6. Step 6: Final answer
    x = 129,960.01

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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.