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Finding the Fourth Proportional to 73,454.31, 101,358.21 and 43,232.94

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Solution

The fourth proportional to 73,454.31, 101,358.21 and 43,232.94 is: 59,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,454.31 : 101,358.21 = 43,232.94 : x
  2. Step 2: Convert to fraction form
    73,454.31/101,358.21 = 43,232.94/x
  3. Step 3: Cross multiply
    73,454.31x = 101,358.21 × 43,232.94
  4. Step 4: Simplify right side
    73,454.31x = 4,382,013,411.44
  5. Step 5: Solve for x
    x = 4,382,013,411.44/73,454.31
  6. Step 6: Final answer
    x = 59,656.31

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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.