Home / 49,810-68,737.36-27,148.99

Finding the Fourth Proportional to 49,810, 68,737.36 and 27,148.99

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Solution

The fourth proportional to 49,810, 68,737.36 and 27,148.99 is: 37,465.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810 : 68,737.36 = 27,148.99 : x
  2. Step 2: Convert to fraction form
    49,810/68,737.36 = 27,148.99/x
  3. Step 3: Cross multiply
    49,810x = 68,737.36 × 27,148.99
  4. Step 4: Simplify right side
    49,810x = 1,866,149,763.52
  5. Step 5: Solve for x
    x = 1,866,149,763.52/49,810
  6. Step 6: Final answer
    x = 37,465.36

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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.