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Finding the Fourth Proportional to 79,053.17, 118,626.05 and 29,167.97

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Solution

The fourth proportional to 79,053.17, 118,626.05 and 29,167.97 is: 43,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,053.17 : 118,626.05 = 29,167.97 : x
  2. Step 2: Convert to fraction form
    79,053.17/118,626.05 = 29,167.97/x
  3. Step 3: Cross multiply
    79,053.17x = 118,626.05 × 29,167.97
  4. Step 4: Simplify right side
    79,053.17x = 3,460,080,547.41
  5. Step 5: Solve for x
    x = 3,460,080,547.41/79,053.17
  6. Step 6: Final answer
    x = 43,769.03

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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.