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Finding the Fourth Proportional to 58,871.40, 81,243.57 and 32,013.82

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Solution

The fourth proportional to 58,871.40, 81,243.57 and 32,013.82 is: 44,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.40 : 81,243.57 = 32,013.82 : x
  2. Step 2: Convert to fraction form
    58,871.40/81,243.57 = 32,013.82/x
  3. Step 3: Cross multiply
    58,871.40x = 81,243.57 × 32,013.82
  4. Step 4: Simplify right side
    58,871.40x = 2,600,917,026.14
  5. Step 5: Solve for x
    x = 2,600,917,026.14/58,871.40
  6. Step 6: Final answer
    x = 44,179.64

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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.