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Finding the Fourth Proportional to 83,888.84, 115,766.55 and 46,163.09

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Solution

The fourth proportional to 83,888.84, 115,766.55 and 46,163.09 is: 63,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,888.84 : 115,766.55 = 46,163.09 : x
  2. Step 2: Convert to fraction form
    83,888.84/115,766.55 = 46,163.09/x
  3. Step 3: Cross multiply
    83,888.84x = 115,766.55 × 46,163.09
  4. Step 4: Simplify right side
    83,888.84x = 5,344,141,666.64
  5. Step 5: Solve for x
    x = 5,344,141,666.64/83,888.84
  6. Step 6: Final answer
    x = 63,705.04

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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.