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Finding the Fourth Proportional to 57,384.59, 79,178.42 and 33,500.41

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Solution

The fourth proportional to 57,384.59, 79,178.42 and 33,500.41 is: 46,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,384.59 : 79,178.42 = 33,500.41 : x
  2. Step 2: Convert to fraction form
    57,384.59/79,178.42 = 33,500.41/x
  3. Step 3: Cross multiply
    57,384.59x = 79,178.42 × 33,500.41
  4. Step 4: Simplify right side
    57,384.59x = 2,652,509,418.96
  5. Step 5: Solve for x
    x = 2,652,509,418.96/57,384.59
  6. Step 6: Final answer
    x = 46,223.38

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1.5x scale

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.