Home / 76,134.96-114,202.44-23,543.28

Finding the Fourth Proportional to 76,134.96, 114,202.44 and 23,543.28

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Solution

The fourth proportional to 76,134.96, 114,202.44 and 23,543.28 is: 35,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,134.96 : 114,202.44 = 23,543.28 : x
  2. Step 2: Convert to fraction form
    76,134.96/114,202.44 = 23,543.28/x
  3. Step 3: Cross multiply
    76,134.96x = 114,202.44 × 23,543.28
  4. Step 4: Simplify right side
    76,134.96x = 2,688,700,021.60
  5. Step 5: Solve for x
    x = 2,688,700,021.60/76,134.96
  6. Step 6: Final answer
    x = 35,314.92

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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.