Home / 151,187.36-226,703.28-68,036

Finding the Fourth Proportional to 151,187.36, 226,703.28 and 68,036

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Solution

The fourth proportional to 151,187.36, 226,703.28 and 68,036 is: 102,019.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,187.36 : 226,703.28 = 68,036 : x
  2. Step 2: Convert to fraction form
    151,187.36/226,703.28 = 68,036/x
  3. Step 3: Cross multiply
    151,187.36x = 226,703.28 × 68,036
  4. Step 4: Simplify right side
    151,187.36x = 15,423,984,358.08
  5. Step 5: Solve for x
    x = 15,423,984,358.08/151,187.36
  6. Step 6: Final answer
    x = 102,019.01

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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.