Home / 76,627.36-114,945.36-23,321.08

Finding the Fourth Proportional to 76,627.36, 114,945.36 and 23,321.08

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Solution

The fourth proportional to 76,627.36, 114,945.36 and 23,321.08 is: 34,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,627.36 : 114,945.36 = 23,321.08 : x
  2. Step 2: Convert to fraction form
    76,627.36/114,945.36 = 23,321.08/x
  3. Step 3: Cross multiply
    76,627.36x = 114,945.36 × 23,321.08
  4. Step 4: Simplify right side
    76,627.36x = 2,680,649,936.19
  5. Step 5: Solve for x
    x = 2,680,649,936.19/76,627.36
  6. Step 6: Final answer
    x = 34,982.93

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1.5x scale

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.