Home / 97,739.13-134,892.72-54,735.02

Finding the Fourth Proportional to 97,739.13, 134,892.72 and 54,735.02

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Solution

The fourth proportional to 97,739.13, 134,892.72 and 54,735.02 is: 75,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,739.13 : 134,892.72 = 54,735.02 : x
  2. Step 2: Convert to fraction form
    97,739.13/134,892.72 = 54,735.02/x
  3. Step 3: Cross multiply
    97,739.13x = 134,892.72 × 54,735.02
  4. Step 4: Simplify right side
    97,739.13x = 7,383,355,052.59
  5. Step 5: Solve for x
    x = 7,383,355,052.59/97,739.13
  6. Step 6: Final answer
    x = 75,541.44

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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.