Home / 88,561.36-122,208.57-49,804.98

Finding the Fourth Proportional to 88,561.36, 122,208.57 and 49,804.98

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Solution

The fourth proportional to 88,561.36, 122,208.57 and 49,804.98 is: 68,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,561.36 : 122,208.57 = 49,804.98 : x
  2. Step 2: Convert to fraction form
    88,561.36/122,208.57 = 49,804.98/x
  3. Step 3: Cross multiply
    88,561.36x = 122,208.57 × 49,804.98
  4. Step 4: Simplify right side
    88,561.36x = 6,086,594,926.40
  5. Step 5: Solve for x
    x = 6,086,594,926.40/88,561.36
  6. Step 6: Final answer
    x = 68,727.43

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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.