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Finding the Fourth Proportional to 58,866.68, 81,235.06 and 32,009.86

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Solution

The fourth proportional to 58,866.68, 81,235.06 and 32,009.86 is: 44,173.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,866.68 : 81,235.06 = 32,009.86 : x
  2. Step 2: Convert to fraction form
    58,866.68/81,235.06 = 32,009.86/x
  3. Step 3: Cross multiply
    58,866.68x = 81,235.06 × 32,009.86
  4. Step 4: Simplify right side
    58,866.68x = 2,600,322,897.69
  5. Step 5: Solve for x
    x = 2,600,322,897.69/58,866.68
  6. Step 6: Final answer
    x = 44,173.09

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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.