Home / 49,582.40-68,395.10-31,657.26

Finding the Fourth Proportional to 49,582.40, 68,395.10 and 31,657.26

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Solution

The fourth proportional to 49,582.40, 68,395.10 and 31,657.26 is: 43,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,582.40 : 68,395.10 = 31,657.26 : x
  2. Step 2: Convert to fraction form
    49,582.40/68,395.10 = 31,657.26/x
  3. Step 3: Cross multiply
    49,582.40x = 68,395.10 × 31,657.26
  4. Step 4: Simplify right side
    49,582.40x = 2,165,201,463.43
  5. Step 5: Solve for x
    x = 2,165,201,463.43/49,582.40
  6. Step 6: Final answer
    x = 43,668.75

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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.