Home / 123,251.46-184,594.02-78,269.52

Finding the Fourth Proportional to 123,251.46, 184,594.02 and 78,269.52

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Solution

The fourth proportional to 123,251.46, 184,594.02 and 78,269.52 is: 117,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,251.46 : 184,594.02 = 78,269.52 : x
  2. Step 2: Convert to fraction form
    123,251.46/184,594.02 = 78,269.52/x
  3. Step 3: Cross multiply
    123,251.46x = 184,594.02 × 78,269.52
  4. Step 4: Simplify right side
    123,251.46x = 14,448,085,340.27
  5. Step 5: Solve for x
    x = 14,448,085,340.27/123,251.46
  6. Step 6: Final answer
    x = 117,224.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.