Home / 49,398.65-68,121.60-45,300.68

Finding the Fourth Proportional to 49,398.65, 68,121.60 and 45,300.68

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Solution

The fourth proportional to 49,398.65, 68,121.60 and 45,300.68 is: 62,470.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398.65 : 68,121.60 = 45,300.68 : x
  2. Step 2: Convert to fraction form
    49,398.65/68,121.60 = 45,300.68/x
  3. Step 3: Cross multiply
    49,398.65x = 68,121.60 × 45,300.68
  4. Step 4: Simplify right side
    49,398.65x = 3,085,954,802.69
  5. Step 5: Solve for x
    x = 3,085,954,802.69/49,398.65
  6. Step 6: Final answer
    x = 62,470.43

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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.