Home / 89,021.76-133,515.60-26,692.26

Finding the Fourth Proportional to 89,021.76, 133,515.60 and 26,692.26

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Solution

The fourth proportional to 89,021.76, 133,515.60 and 26,692.26 is: 40,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,021.76 : 133,515.60 = 26,692.26 : x
  2. Step 2: Convert to fraction form
    89,021.76/133,515.60 = 26,692.26/x
  3. Step 3: Cross multiply
    89,021.76x = 133,515.60 × 26,692.26
  4. Step 4: Simplify right side
    89,021.76x = 3,563,833,109.26
  5. Step 5: Solve for x
    x = 3,563,833,109.26/89,021.76
  6. Step 6: Final answer
    x = 40,033.28

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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.