Home / 57,127.14-85,704.75-46,133.46

Finding the Fourth Proportional to 57,127.14, 85,704.75 and 46,133.46

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Solution

The fourth proportional to 57,127.14, 85,704.75 and 46,133.46 is: 69,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,127.14 : 85,704.75 = 46,133.46 : x
  2. Step 2: Convert to fraction form
    57,127.14/85,704.75 = 46,133.46/x
  3. Step 3: Cross multiply
    57,127.14x = 85,704.75 × 46,133.46
  4. Step 4: Simplify right side
    57,127.14x = 3,953,856,655.94
  5. Step 5: Solve for x
    x = 3,953,856,655.94/57,127.14
  6. Step 6: Final answer
    x = 69,211.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.