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Finding the Fourth Proportional to 241,107.84, 361,612.35 and 91,296.45

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Solution

The fourth proportional to 241,107.84, 361,612.35 and 91,296.45 is: 136,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,107.84 : 361,612.35 = 91,296.45 : x
  2. Step 2: Convert to fraction form
    241,107.84/361,612.35 = 91,296.45/x
  3. Step 3: Cross multiply
    241,107.84x = 361,612.35 × 91,296.45
  4. Step 4: Simplify right side
    241,107.84x = 33,013,923,831.16
  5. Step 5: Solve for x
    x = 33,013,923,831.16/241,107.84
  6. Step 6: Final answer
    x = 136,925.97

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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.