Home / 57,292.22-85,942.47-23,978.77

Finding the Fourth Proportional to 57,292.22, 85,942.47 and 23,978.77

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Solution

The fourth proportional to 57,292.22, 85,942.47 and 23,978.77 is: 35,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.22 : 85,942.47 = 23,978.77 : x
  2. Step 2: Convert to fraction form
    57,292.22/85,942.47 = 23,978.77/x
  3. Step 3: Cross multiply
    57,292.22x = 85,942.47 × 23,978.77
  4. Step 4: Simplify right side
    57,292.22x = 2,060,794,721.36
  5. Step 5: Solve for x
    x = 2,060,794,721.36/57,292.22
  6. Step 6: Final answer
    x = 35,969.89

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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.