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Finding the Fourth Proportional to 73,395.53, 101,288.21 and 41,563.74

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Solution

The fourth proportional to 73,395.53, 101,288.21 and 41,563.74 is: 57,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,395.53 : 101,288.21 = 41,563.74 : x
  2. Step 2: Convert to fraction form
    73,395.53/101,288.21 = 41,563.74/x
  3. Step 3: Cross multiply
    73,395.53x = 101,288.21 × 41,563.74
  4. Step 4: Simplify right side
    73,395.53x = 4,209,916,825.51
  5. Step 5: Solve for x
    x = 4,209,916,825.51/73,395.53
  6. Step 6: Final answer
    x = 57,359.31

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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.