Home / 57,255.21-85,895.55-23,521.19

Finding the Fourth Proportional to 57,255.21, 85,895.55 and 23,521.19

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Solution

The fourth proportional to 57,255.21, 85,895.55 and 23,521.19 is: 35,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,255.21 : 85,895.55 = 23,521.19 : x
  2. Step 2: Convert to fraction form
    57,255.21/85,895.55 = 23,521.19/x
  3. Step 3: Cross multiply
    57,255.21x = 85,895.55 × 23,521.19
  4. Step 4: Simplify right side
    57,255.21x = 2,020,365,122.23
  5. Step 5: Solve for x
    x = 2,020,365,122.23/57,255.21
  6. Step 6: Final answer
    x = 35,287.01

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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.