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Finding the Fourth Proportional to 58,871.68, 81,243.30 and 32,014.48

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Solution

The fourth proportional to 58,871.68, 81,243.30 and 32,014.48 is: 44,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.68 : 81,243.30 = 32,014.48 : x
  2. Step 2: Convert to fraction form
    58,871.68/81,243.30 = 32,014.48/x
  3. Step 3: Cross multiply
    58,871.68x = 81,243.30 × 32,014.48
  4. Step 4: Simplify right side
    58,871.68x = 2,600,962,002.98
  5. Step 5: Solve for x
    x = 2,600,962,002.98/58,871.68
  6. Step 6: Final answer
    x = 44,180.19

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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.