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Finding the Fourth Proportional to 241,686.95, 362,530.58 and 91,892.61

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Solution

The fourth proportional to 241,686.95, 362,530.58 and 91,892.61 is: 137,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,686.95 : 362,530.58 = 91,892.61 : x
  2. Step 2: Convert to fraction form
    241,686.95/362,530.58 = 91,892.61/x
  3. Step 3: Cross multiply
    241,686.95x = 362,530.58 × 91,892.61
  4. Step 4: Simplify right side
    241,686.95x = 33,313,880,741.55
  5. Step 5: Solve for x
    x = 33,313,880,741.55/241,686.95
  6. Step 6: Final answer
    x = 137,838.97

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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.