Home / 57,989.07-79,969.82-37,839.51

Finding the Fourth Proportional to 57,989.07, 79,969.82 and 37,839.51

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Solution

The fourth proportional to 57,989.07, 79,969.82 and 37,839.51 is: 52,182.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,989.07 : 79,969.82 = 37,839.51 : x
  2. Step 2: Convert to fraction form
    57,989.07/79,969.82 = 37,839.51/x
  3. Step 3: Cross multiply
    57,989.07x = 79,969.82 × 37,839.51
  4. Step 4: Simplify right side
    57,989.07x = 3,026,018,614.39
  5. Step 5: Solve for x
    x = 3,026,018,614.39/57,989.07
  6. Step 6: Final answer
    x = 52,182.57

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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.