Home / 89,072.10-133,620.30-32,898.60

Finding the Fourth Proportional to 89,072.10, 133,620.30 and 32,898.60

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Solution

The fourth proportional to 89,072.10, 133,620.30 and 32,898.60 is: 49,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.10 : 133,620.30 = 32,898.60 : x
  2. Step 2: Convert to fraction form
    89,072.10/133,620.30 = 32,898.60/x
  3. Step 3: Cross multiply
    89,072.10x = 133,620.30 × 32,898.60
  4. Step 4: Simplify right side
    89,072.10x = 4,395,920,801.58
  5. Step 5: Solve for x
    x = 4,395,920,801.58/89,072.10
  6. Step 6: Final answer
    x = 49,352.39

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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.