Home / 127,977.55-192,003.21-39,244.14

Finding the Fourth Proportional to 127,977.55, 192,003.21 and 39,244.14

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Solution

The fourth proportional to 127,977.55, 192,003.21 and 39,244.14 is: 58,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,977.55 : 192,003.21 = 39,244.14 : x
  2. Step 2: Convert to fraction form
    127,977.55/192,003.21 = 39,244.14/x
  3. Step 3: Cross multiply
    127,977.55x = 192,003.21 × 39,244.14
  4. Step 4: Simplify right side
    127,977.55x = 7,534,999,893.67
  5. Step 5: Solve for x
    x = 7,534,999,893.67/127,977.55
  6. Step 6: Final answer
    x = 58,877.51

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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.