Home / 83,991.23-115,907.90-46,265.48

Finding the Fourth Proportional to 83,991.23, 115,907.90 and 46,265.48

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Solution

The fourth proportional to 83,991.23, 115,907.90 and 46,265.48 is: 63,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,991.23 : 115,907.90 = 46,265.48 : x
  2. Step 2: Convert to fraction form
    83,991.23/115,907.90 = 46,265.48/x
  3. Step 3: Cross multiply
    83,991.23x = 115,907.90 × 46,265.48
  4. Step 4: Simplify right side
    83,991.23x = 5,362,533,818.43
  5. Step 5: Solve for x
    x = 5,362,533,818.43/83,991.23
  6. Step 6: Final answer
    x = 63,846.36

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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.