Home / 83,851.26-115,712.37-46,125.51

Finding the Fourth Proportional to 83,851.26, 115,712.37 and 46,125.51

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Solution

The fourth proportional to 83,851.26, 115,712.37 and 46,125.51 is: 63,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,851.26 : 115,712.37 = 46,125.51 : x
  2. Step 2: Convert to fraction form
    83,851.26/115,712.37 = 46,125.51/x
  3. Step 3: Cross multiply
    83,851.26x = 115,712.37 × 46,125.51
  4. Step 4: Simplify right side
    83,851.26x = 5,337,292,079.56
  5. Step 5: Solve for x
    x = 5,337,292,079.56/83,851.26
  6. Step 6: Final answer
    x = 63,651.90

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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.