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Finding the Fourth Proportional to 361,097.51, 541,314.57 and 124,383.92

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Solution

The fourth proportional to 361,097.51, 541,314.57 and 124,383.92 is: 186,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,097.51 : 541,314.57 = 124,383.92 : x
  2. Step 2: Convert to fraction form
    361,097.51/541,314.57 = 124,383.92/x
  3. Step 3: Cross multiply
    361,097.51x = 541,314.57 × 124,383.92
  4. Step 4: Simplify right side
    361,097.51x = 67,330,828,169.71
  5. Step 5: Solve for x
    x = 67,330,828,169.71/361,097.51
  6. Step 6: Final answer
    x = 186,461.62

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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.