Home / 127,354.12-190,965.50-57,173.24

Finding the Fourth Proportional to 127,354.12, 190,965.50 and 57,173.24

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Solution

The fourth proportional to 127,354.12, 190,965.50 and 57,173.24 is: 85,730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,354.12 : 190,965.50 = 57,173.24 : x
  2. Step 2: Convert to fraction form
    127,354.12/190,965.50 = 57,173.24/x
  3. Step 3: Cross multiply
    127,354.12x = 190,965.50 × 57,173.24
  4. Step 4: Simplify right side
    127,354.12x = 10,918,116,363.22
  5. Step 5: Solve for x
    x = 10,918,116,363.22/127,354.12
  6. Step 6: Final answer
    x = 85,730.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.