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Finding the Fourth Proportional to 73,776.96, 110,471.04 and 44,124.48

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Solution

The fourth proportional to 73,776.96, 110,471.04 and 44,124.48 is: 66,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,776.96 : 110,471.04 = 44,124.48 : x
  2. Step 2: Convert to fraction form
    73,776.96/110,471.04 = 44,124.48/x
  3. Step 3: Cross multiply
    73,776.96x = 110,471.04 × 44,124.48
  4. Step 4: Simplify right side
    73,776.96x = 4,874,477,195.06
  5. Step 5: Solve for x
    x = 4,874,477,195.06/73,776.96
  6. Step 6: Final answer
    x = 66,070.45

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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.