Home / 57,022.30-78,701.45-33,152.41

Finding the Fourth Proportional to 57,022.30, 78,701.45 and 33,152.41

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Solution

The fourth proportional to 57,022.30, 78,701.45 and 33,152.41 is: 45,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,022.30 : 78,701.45 = 33,152.41 : x
  2. Step 2: Convert to fraction form
    57,022.30/78,701.45 = 33,152.41/x
  3. Step 3: Cross multiply
    57,022.30x = 78,701.45 × 33,152.41
  4. Step 4: Simplify right side
    57,022.30x = 2,609,142,737.99
  5. Step 5: Solve for x
    x = 2,609,142,737.99/57,022.30
  6. Step 6: Final answer
    x = 45,756.53

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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.