Home / 89,004.60-133,556.04-36,450.90

Finding the Fourth Proportional to 89,004.60, 133,556.04 and 36,450.90

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Solution

The fourth proportional to 89,004.60, 133,556.04 and 36,450.90 is: 54,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,004.60 : 133,556.04 = 36,450.90 : x
  2. Step 2: Convert to fraction form
    89,004.60/133,556.04 = 36,450.90/x
  3. Step 3: Cross multiply
    89,004.60x = 133,556.04 × 36,450.90
  4. Step 4: Simplify right side
    89,004.60x = 4,868,237,858.44
  5. Step 5: Solve for x
    x = 4,868,237,858.44/89,004.60
  6. Step 6: Final answer
    x = 54,696.47

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1.5x scale

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.