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Finding the Fourth Proportional to 83,993.23, 115,910.66 and 46,267.48

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Solution

The fourth proportional to 83,993.23, 115,910.66 and 46,267.48 is: 63,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,993.23 : 115,910.66 = 46,267.48 : x
  2. Step 2: Convert to fraction form
    83,993.23/115,910.66 = 46,267.48/x
  3. Step 3: Cross multiply
    83,993.23x = 115,910.66 × 46,267.48
  4. Step 4: Simplify right side
    83,993.23x = 5,362,894,143.34
  5. Step 5: Solve for x
    x = 5,362,894,143.34/83,993.23
  6. Step 6: Final answer
    x = 63,849.12

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1.5x scale

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.