Home / 73,071.48-109,542.42-35,610.60

Finding the Fourth Proportional to 73,071.48, 109,542.42 and 35,610.60

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Solution

The fourth proportional to 73,071.48, 109,542.42 and 35,610.60 is: 53,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,071.48 : 109,542.42 = 35,610.60 : x
  2. Step 2: Convert to fraction form
    73,071.48/109,542.42 = 35,610.60/x
  3. Step 3: Cross multiply
    73,071.48x = 109,542.42 × 35,610.60
  4. Step 4: Simplify right side
    73,071.48x = 3,900,871,301.65
  5. Step 5: Solve for x
    x = 3,900,871,301.65/73,071.48
  6. Step 6: Final answer
    x = 53,384.32

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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.