Home / 49,257.83-67,963.28-30,130.61

Finding the Fourth Proportional to 49,257.83, 67,963.28 and 30,130.61

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Solution

The fourth proportional to 49,257.83, 67,963.28 and 30,130.61 is: 41,572.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.83 : 67,963.28 = 30,130.61 : x
  2. Step 2: Convert to fraction form
    49,257.83/67,963.28 = 30,130.61/x
  3. Step 3: Cross multiply
    49,257.83x = 67,963.28 × 30,130.61
  4. Step 4: Simplify right side
    49,257.83x = 2,047,775,329.24
  5. Step 5: Solve for x
    x = 2,047,775,329.24/49,257.83
  6. Step 6: Final answer
    x = 41,572.59

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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.