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Finding the Fourth Proportional to 57,862.50, 79,846.47 and 32,364.44

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Solution

The fourth proportional to 57,862.50, 79,846.47 and 32,364.44 is: 44,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,862.50 : 79,846.47 = 32,364.44 : x
  2. Step 2: Convert to fraction form
    57,862.50/79,846.47 = 32,364.44/x
  3. Step 3: Cross multiply
    57,862.50x = 79,846.47 × 32,364.44
  4. Step 4: Simplify right side
    57,862.50x = 2,584,185,888.29
  5. Step 5: Solve for x
    x = 2,584,185,888.29/57,862.50
  6. Step 6: Final answer
    x = 44,660.81

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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.