Home / 88,840.49-122,563.25-61,998.58

Finding the Fourth Proportional to 88,840.49, 122,563.25 and 61,998.58

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Solution

The fourth proportional to 88,840.49, 122,563.25 and 61,998.58 is: 85,532.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,840.49 : 122,563.25 = 61,998.58 : x
  2. Step 2: Convert to fraction form
    88,840.49/122,563.25 = 61,998.58/x
  3. Step 3: Cross multiply
    88,840.49x = 122,563.25 × 61,998.58
  4. Step 4: Simplify right side
    88,840.49x = 7,598,746,843.78
  5. Step 5: Solve for x
    x = 7,598,746,843.78/88,840.49
  6. Step 6: Final answer
    x = 85,532.47

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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.