Home / 91,083.25-125,695.43-50,798.71

Finding the Fourth Proportional to 91,083.25, 125,695.43 and 50,798.71

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Solution

The fourth proportional to 91,083.25, 125,695.43 and 50,798.71 is: 70,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,083.25 : 125,695.43 = 50,798.71 : x
  2. Step 2: Convert to fraction form
    91,083.25/125,695.43 = 50,798.71/x
  3. Step 3: Cross multiply
    91,083.25x = 125,695.43 × 50,798.71
  4. Step 4: Simplify right side
    91,083.25x = 6,385,165,696.90
  5. Step 5: Solve for x
    x = 6,385,165,696.90/91,083.25
  6. Step 6: Final answer
    x = 70,102.52

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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.