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Finding the Fourth Proportional to 64,341.24, 88,761.24 and 41,687.82

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Solution

The fourth proportional to 64,341.24, 88,761.24 and 41,687.82 is: 57,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,341.24 : 88,761.24 = 41,687.82 : x
  2. Step 2: Convert to fraction form
    64,341.24/88,761.24 = 41,687.82/x
  3. Step 3: Cross multiply
    64,341.24x = 88,761.24 × 41,687.82
  4. Step 4: Simplify right side
    64,341.24x = 3,700,262,596.10
  5. Step 5: Solve for x
    x = 3,700,262,596.10/64,341.24
  6. Step 6: Final answer
    x = 57,509.97

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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.