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Finding the Fourth Proportional to 53,410, 73,704.58 and 29,536.88

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Solution

The fourth proportional to 53,410, 73,704.58 and 29,536.88 is: 40,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,410 : 73,704.58 = 29,536.88 : x
  2. Step 2: Convert to fraction form
    53,410/73,704.58 = 29,536.88/x
  3. Step 3: Cross multiply
    53,410x = 73,704.58 × 29,536.88
  4. Step 4: Simplify right side
    53,410x = 2,177,003,334.91
  5. Step 5: Solve for x
    x = 2,177,003,334.91/53,410
  6. Step 6: Final answer
    x = 40,760.22

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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.