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Finding the Fourth Proportional to 108,001.90, 161,926.05 and 41,416.30

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Solution

The fourth proportional to 108,001.90, 161,926.05 and 41,416.30 is: 62,095.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.90 : 161,926.05 = 41,416.30 : x
  2. Step 2: Convert to fraction form
    108,001.90/161,926.05 = 41,416.30/x
  3. Step 3: Cross multiply
    108,001.90x = 161,926.05 × 41,416.30
  4. Step 4: Simplify right side
    108,001.90x = 6,706,377,864.62
  5. Step 5: Solve for x
    x = 6,706,377,864.62/108,001.90
  6. Step 6: Final answer
    x = 62,095.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.