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Finding the Fourth Proportional to 57,655.50, 79,564.67 and 32,163.51

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Solution

The fourth proportional to 57,655.50, 79,564.67 and 32,163.51 is: 44,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,655.50 : 79,564.67 = 32,163.51 : x
  2. Step 2: Convert to fraction form
    57,655.50/79,564.67 = 32,163.51/x
  3. Step 3: Cross multiply
    57,655.50x = 79,564.67 × 32,163.51
  4. Step 4: Simplify right side
    57,655.50x = 2,559,079,059.19
  5. Step 5: Solve for x
    x = 2,559,079,059.19/57,655.50
  6. Step 6: Final answer
    x = 44,385.69

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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.