Home / 82,704.24-114,132.60-44,978.40

Finding the Fourth Proportional to 82,704.24, 114,132.60 and 44,978.40

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Solution

The fourth proportional to 82,704.24, 114,132.60 and 44,978.40 is: 62,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,704.24 : 114,132.60 = 44,978.40 : x
  2. Step 2: Convert to fraction form
    82,704.24/114,132.60 = 44,978.40/x
  3. Step 3: Cross multiply
    82,704.24x = 114,132.60 × 44,978.40
  4. Step 4: Simplify right side
    82,704.24x = 5,133,501,735.84
  5. Step 5: Solve for x
    x = 5,133,501,735.84/82,704.24
  6. Step 6: Final answer
    x = 62,070.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.