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Finding the Fourth Proportional to 68,641, 94,659.30 and 44,785.96

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Solution

The fourth proportional to 68,641, 94,659.30 and 44,785.96 is: 61,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,641 : 94,659.30 = 44,785.96 : x
  2. Step 2: Convert to fraction form
    68,641/94,659.30 = 44,785.96/x
  3. Step 3: Cross multiply
    68,641x = 94,659.30 × 44,785.96
  4. Step 4: Simplify right side
    68,641x = 4,239,407,623.43
  5. Step 5: Solve for x
    x = 4,239,407,623.43/68,641
  6. Step 6: Final answer
    x = 61,762.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.