Home / 57,804.28-79,760.63-35,131.16

Finding the Fourth Proportional to 57,804.28, 79,760.63 and 35,131.16

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Solution

The fourth proportional to 57,804.28, 79,760.63 and 35,131.16 is: 48,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,804.28 : 79,760.63 = 35,131.16 : x
  2. Step 2: Convert to fraction form
    57,804.28/79,760.63 = 35,131.16/x
  3. Step 3: Cross multiply
    57,804.28x = 79,760.63 × 35,131.16
  4. Step 4: Simplify right side
    57,804.28x = 2,802,083,741.46
  5. Step 5: Solve for x
    x = 2,802,083,741.46/57,804.28
  6. Step 6: Final answer
    x = 48,475.37

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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.