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Finding the Fourth Proportional to 241,114.49, 361,691.46 and 121,109.74

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Solution

The fourth proportional to 241,114.49, 361,691.46 and 121,109.74 is: 181,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,114.49 : 361,691.46 = 121,109.74 : x
  2. Step 2: Convert to fraction form
    241,114.49/361,691.46 = 121,109.74/x
  3. Step 3: Cross multiply
    241,114.49x = 361,691.46 × 121,109.74
  4. Step 4: Simplify right side
    241,114.49x = 43,804,358,680.82
  5. Step 5: Solve for x
    x = 43,804,358,680.82/241,114.49
  6. Step 6: Final answer
    x = 181,674.52

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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.