Home / 201,270.24-301,887.72-68,147.46

Finding the Fourth Proportional to 201,270.24, 301,887.72 and 68,147.46

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Solution

The fourth proportional to 201,270.24, 301,887.72 and 68,147.46 is: 102,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,270.24 : 301,887.72 = 68,147.46 : x
  2. Step 2: Convert to fraction form
    201,270.24/301,887.72 = 68,147.46/x
  3. Step 3: Cross multiply
    201,270.24x = 301,887.72 × 68,147.46
  4. Step 4: Simplify right side
    201,270.24x = 20,572,881,323.19
  5. Step 5: Solve for x
    x = 20,572,881,323.19/201,270.24
  6. Step 6: Final answer
    x = 102,215.22

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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.