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Finding the Fourth Proportional to 241,051.46, 361,580.98 and 91,251.54

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Solution

The fourth proportional to 241,051.46, 361,580.98 and 91,251.54 is: 136,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,051.46 : 361,580.98 = 91,251.54 : x
  2. Step 2: Convert to fraction form
    241,051.46/361,580.98 = 91,251.54/x
  3. Step 3: Cross multiply
    241,051.46x = 361,580.98 × 91,251.54
  4. Step 4: Simplify right side
    241,051.46x = 32,994,821,259.71
  5. Step 5: Solve for x
    x = 32,994,821,259.71/241,051.46
  6. Step 6: Final answer
    x = 136,878.74

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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.