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Finding the Fourth Proportional to 271,802.98, 375,275.77 and 169,874.26

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Solution

The fourth proportional to 271,802.98, 375,275.77 and 169,874.26 is: 234,543.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,802.98 : 375,275.77 = 169,874.26 : x
  2. Step 2: Convert to fraction form
    271,802.98/375,275.77 = 169,874.26/x
  3. Step 3: Cross multiply
    271,802.98x = 375,275.77 × 169,874.26
  4. Step 4: Simplify right side
    271,802.98x = 63,749,693,724.68
  5. Step 5: Solve for x
    x = 63,749,693,724.68/271,802.98
  6. Step 6: Final answer
    x = 234,543.76

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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.