Home / 88,964.43-133,477.39-55,644.80

Finding the Fourth Proportional to 88,964.43, 133,477.39 and 55,644.80

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Solution

The fourth proportional to 88,964.43, 133,477.39 and 55,644.80 is: 83,486.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,964.43 : 133,477.39 = 55,644.80 : x
  2. Step 2: Convert to fraction form
    88,964.43/133,477.39 = 55,644.80/x
  3. Step 3: Cross multiply
    88,964.43x = 133,477.39 × 55,644.80
  4. Step 4: Simplify right side
    88,964.43x = 7,427,322,605.15
  5. Step 5: Solve for x
    x = 7,427,322,605.15/88,964.43
  6. Step 6: Final answer
    x = 83,486.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.