Home / 122,360.28-183,431.70-43,464.12

Finding the Fourth Proportional to 122,360.28, 183,431.70 and 43,464.12

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Solution

The fourth proportional to 122,360.28, 183,431.70 and 43,464.12 is: 65,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,360.28 : 183,431.70 = 43,464.12 : x
  2. Step 2: Convert to fraction form
    122,360.28/183,431.70 = 43,464.12/x
  3. Step 3: Cross multiply
    122,360.28x = 183,431.70 × 43,464.12
  4. Step 4: Simplify right side
    122,360.28x = 7,972,697,420.60
  5. Step 5: Solve for x
    x = 7,972,697,420.60/122,360.28
  6. Step 6: Final answer
    x = 65,157.56

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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.