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Finding the Fourth Proportional to 241,894.22, 362,885.20 and 99,660.51

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Solution

The fourth proportional to 241,894.22, 362,885.20 and 99,660.51 is: 149,508.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,894.22 : 362,885.20 = 99,660.51 : x
  2. Step 2: Convert to fraction form
    241,894.22/362,885.20 = 99,660.51/x
  3. Step 3: Cross multiply
    241,894.22x = 362,885.20 × 99,660.51
  4. Step 4: Simplify right side
    241,894.22x = 36,165,323,854.30
  5. Step 5: Solve for x
    x = 36,165,323,854.30/241,894.22
  6. Step 6: Final answer
    x = 149,508.84

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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.