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Finding the Fourth Proportional to 83,991.94, 115,908.88 and 46,266.19

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Solution

The fourth proportional to 83,991.94, 115,908.88 and 46,266.19 is: 63,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,991.94 : 115,908.88 = 46,266.19 : x
  2. Step 2: Convert to fraction form
    83,991.94/115,908.88 = 46,266.19/x
  3. Step 3: Cross multiply
    83,991.94x = 115,908.88 × 46,266.19
  4. Step 4: Simplify right side
    83,991.94x = 5,362,662,264.77
  5. Step 5: Solve for x
    x = 5,362,662,264.77/83,991.94
  6. Step 6: Final answer
    x = 63,847.34

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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.