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Finding the Fourth Proportional to 168,360.01, 232,341.71 and 91,884.02

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Solution

The fourth proportional to 168,360.01, 232,341.71 and 91,884.02 is: 126,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,360.01 : 232,341.71 = 91,884.02 : x
  2. Step 2: Convert to fraction form
    168,360.01/232,341.71 = 91,884.02/x
  3. Step 3: Cross multiply
    168,360.01x = 232,341.71 × 91,884.02
  4. Step 4: Simplify right side
    168,360.01x = 21,348,488,707.35
  5. Step 5: Solve for x
    x = 21,348,488,707.35/168,360.01
  6. Step 6: Final answer
    x = 126,802.61

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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.