Home / 55,739.91-76,897.83-37,806.51

Finding the Fourth Proportional to 55,739.91, 76,897.83 and 37,806.51

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Solution

The fourth proportional to 55,739.91, 76,897.83 and 37,806.51 is: 52,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.91 : 76,897.83 = 37,806.51 : x
  2. Step 2: Convert to fraction form
    55,739.91/76,897.83 = 37,806.51/x
  3. Step 3: Cross multiply
    55,739.91x = 76,897.83 × 37,806.51
  4. Step 4: Simplify right side
    55,739.91x = 2,907,238,578.87
  5. Step 5: Solve for x
    x = 2,907,238,578.87/55,739.91
  6. Step 6: Final answer
    x = 52,157.22

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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.