Home / 88,090.95-121,571.49-49,850.52

Finding the Fourth Proportional to 88,090.95, 121,571.49 and 49,850.52

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Solution

The fourth proportional to 88,090.95, 121,571.49 and 49,850.52 is: 68,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,090.95 : 121,571.49 = 49,850.52 : x
  2. Step 2: Convert to fraction form
    88,090.95/121,571.49 = 49,850.52/x
  3. Step 3: Cross multiply
    88,090.95x = 121,571.49 × 49,850.52
  4. Step 4: Simplify right side
    88,090.95x = 6,060,401,993.67
  5. Step 5: Solve for x
    x = 6,060,401,993.67/88,090.95
  6. Step 6: Final answer
    x = 68,797.10

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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.