Home / 57,122.98-85,699.25-33,450.53

Finding the Fourth Proportional to 57,122.98, 85,699.25 and 33,450.53

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Solution

The fourth proportional to 57,122.98, 85,699.25 and 33,450.53 is: 50,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,122.98 : 85,699.25 = 33,450.53 : x
  2. Step 2: Convert to fraction form
    57,122.98/85,699.25 = 33,450.53/x
  3. Step 3: Cross multiply
    57,122.98x = 85,699.25 × 33,450.53
  4. Step 4: Simplify right side
    57,122.98x = 2,866,685,372.32
  5. Step 5: Solve for x
    x = 2,866,685,372.32/57,122.98
  6. Step 6: Final answer
    x = 50,184.45

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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.