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Finding the Fourth Proportional to 73,062.47, 109,505.55 and 35,566.37

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Solution

The fourth proportional to 73,062.47, 109,505.55 and 35,566.37 is: 53,306.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,062.47 : 109,505.55 = 35,566.37 : x
  2. Step 2: Convert to fraction form
    73,062.47/109,505.55 = 35,566.37/x
  3. Step 3: Cross multiply
    73,062.47x = 109,505.55 × 35,566.37
  4. Step 4: Simplify right side
    73,062.47x = 3,894,714,908.35
  5. Step 5: Solve for x
    x = 3,894,714,908.35/73,062.47
  6. Step 6: Final answer
    x = 53,306.64

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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.