Home / 86,149.17-118,868.42-50,332.26

Finding the Fourth Proportional to 86,149.17, 118,868.42 and 50,332.26

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Solution

The fourth proportional to 86,149.17, 118,868.42 and 50,332.26 is: 69,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,149.17 : 118,868.42 = 50,332.26 : x
  2. Step 2: Convert to fraction form
    86,149.17/118,868.42 = 50,332.26/x
  3. Step 3: Cross multiply
    86,149.17x = 118,868.42 × 50,332.26
  4. Step 4: Simplify right side
    86,149.17x = 5,982,916,347.06
  5. Step 5: Solve for x
    x = 5,982,916,347.06/86,149.17
  6. Step 6: Final answer
    x = 69,448.33

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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.