Home / 88,166.95-121,677.91-49,933.19

Finding the Fourth Proportional to 88,166.95, 121,677.91 and 49,933.19

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Solution

The fourth proportional to 88,166.95, 121,677.91 and 49,933.19 is: 68,912.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,166.95 : 121,677.91 = 49,933.19 : x
  2. Step 2: Convert to fraction form
    88,166.95/121,677.91 = 49,933.19/x
  3. Step 3: Cross multiply
    88,166.95x = 121,677.91 × 49,933.19
  4. Step 4: Simplify right side
    88,166.95x = 6,075,766,659.07
  5. Step 5: Solve for x
    x = 6,075,766,659.07/88,166.95
  6. Step 6: Final answer
    x = 68,912.07

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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.