Home / 83,990.19-115,906.47-46,264.44

Finding the Fourth Proportional to 83,990.19, 115,906.47 and 46,264.44

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Solution

The fourth proportional to 83,990.19, 115,906.47 and 46,264.44 is: 63,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,990.19 : 115,906.47 = 46,264.44 : x
  2. Step 2: Convert to fraction form
    83,990.19/115,906.47 = 46,264.44/x
  3. Step 3: Cross multiply
    83,990.19x = 115,906.47 × 46,264.44
  4. Step 4: Simplify right side
    83,990.19x = 5,362,347,926.93
  5. Step 5: Solve for x
    x = 5,362,347,926.93/83,990.19
  6. Step 6: Final answer
    x = 63,844.93

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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.