Home / 83,782.49-115,616.90-46,056.47

Finding the Fourth Proportional to 83,782.49, 115,616.90 and 46,056.47

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Solution

The fourth proportional to 83,782.49, 115,616.90 and 46,056.47 is: 63,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,782.49 : 115,616.90 = 46,056.47 : x
  2. Step 2: Convert to fraction form
    83,782.49/115,616.90 = 46,056.47/x
  3. Step 3: Cross multiply
    83,782.49x = 115,616.90 × 46,056.47
  4. Step 4: Simplify right side
    83,782.49x = 5,324,905,477.98
  5. Step 5: Solve for x
    x = 5,324,905,477.98/83,782.49
  6. Step 6: Final answer
    x = 63,556.31

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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.