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Finding the Fourth Proportional to 57,994.65, 80,071.18 and 44,541.86

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Solution

The fourth proportional to 57,994.65, 80,071.18 and 44,541.86 is: 61,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,994.65 : 80,071.18 = 44,541.86 : x
  2. Step 2: Convert to fraction form
    57,994.65/80,071.18 = 44,541.86/x
  3. Step 3: Cross multiply
    57,994.65x = 80,071.18 × 44,541.86
  4. Step 4: Simplify right side
    57,994.65x = 3,566,518,777.88
  5. Step 5: Solve for x
    x = 3,566,518,777.88/57,994.65
  6. Step 6: Final answer
    x = 61,497.38

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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.