Home / 49,170.83-73,896.80-45,838.95

Finding the Fourth Proportional to 49,170.83, 73,896.80 and 45,838.95

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Solution

The fourth proportional to 49,170.83, 73,896.80 and 45,838.95 is: 68,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,170.83 : 73,896.80 = 45,838.95 : x
  2. Step 2: Convert to fraction form
    49,170.83/73,896.80 = 45,838.95/x
  3. Step 3: Cross multiply
    49,170.83x = 73,896.80 × 45,838.95
  4. Step 4: Simplify right side
    49,170.83x = 3,387,352,159.86
  5. Step 5: Solve for x
    x = 3,387,352,159.86/49,170.83
  6. Step 6: Final answer
    x = 68,889.47

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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.