Home / 57,142.08-85,653.54-23,881.32

Finding the Fourth Proportional to 57,142.08, 85,653.54 and 23,881.32

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Solution

The fourth proportional to 57,142.08, 85,653.54 and 23,881.32 is: 35,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,142.08 : 85,653.54 = 23,881.32 : x
  2. Step 2: Convert to fraction form
    57,142.08/85,653.54 = 23,881.32/x
  3. Step 3: Cross multiply
    57,142.08x = 85,653.54 × 23,881.32
  4. Step 4: Simplify right side
    57,142.08x = 2,045,519,597.87
  5. Step 5: Solve for x
    x = 2,045,519,597.87/57,142.08
  6. Step 6: Final answer
    x = 35,797.08

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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.