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Finding the Fourth Proportional to 58,852.76, 81,215.11 and 33,361.48

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Solution

The fourth proportional to 58,852.76, 81,215.11 and 33,361.48 is: 46,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,852.76 : 81,215.11 = 33,361.48 : x
  2. Step 2: Convert to fraction form
    58,852.76/81,215.11 = 33,361.48/x
  3. Step 3: Cross multiply
    58,852.76x = 81,215.11 × 33,361.48
  4. Step 4: Simplify right side
    58,852.76x = 2,709,455,695.08
  5. Step 5: Solve for x
    x = 2,709,455,695.08/58,852.76
  6. Step 6: Final answer
    x = 46,037.87

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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.