Home / 130,101.36-195,165-35,333.16

Finding the Fourth Proportional to 130,101.36, 195,165 and 35,333.16

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Solution

The fourth proportional to 130,101.36, 195,165 and 35,333.16 is: 53,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,101.36 : 195,165 = 35,333.16 : x
  2. Step 2: Convert to fraction form
    130,101.36/195,165 = 35,333.16/x
  3. Step 3: Cross multiply
    130,101.36x = 195,165 × 35,333.16
  4. Step 4: Simplify right side
    130,101.36x = 6,895,796,171.40
  5. Step 5: Solve for x
    x = 6,895,796,171.40/130,101.36
  6. Step 6: Final answer
    x = 53,003.26

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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.