Home / 57,395.36-86,127.06-31,099.52

Finding the Fourth Proportional to 57,395.36, 86,127.06 and 31,099.52

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Solution

The fourth proportional to 57,395.36, 86,127.06 and 31,099.52 is: 46,667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,395.36 : 86,127.06 = 31,099.52 : x
  2. Step 2: Convert to fraction form
    57,395.36/86,127.06 = 31,099.52/x
  3. Step 3: Cross multiply
    57,395.36x = 86,127.06 × 31,099.52
  4. Step 4: Simplify right side
    57,395.36x = 2,678,509,794.38
  5. Step 5: Solve for x
    x = 2,678,509,794.38/57,395.36
  6. Step 6: Final answer
    x = 46,667.71

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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.