Home / 94,974.47-131,664.11-89,918.45

Finding the Fourth Proportional to 94,974.47, 131,664.11 and 89,918.45

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Solution

The fourth proportional to 94,974.47, 131,664.11 and 89,918.45 is: 124,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,974.47 : 131,664.11 = 89,918.45 : x
  2. Step 2: Convert to fraction form
    94,974.47/131,664.11 = 89,918.45/x
  3. Step 3: Cross multiply
    94,974.47x = 131,664.11 × 89,918.45
  4. Step 4: Simplify right side
    94,974.47x = 11,839,032,258.31
  5. Step 5: Solve for x
    x = 11,839,032,258.31/94,974.47
  6. Step 6: Final answer
    x = 124,654.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.