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Finding the Fourth Proportional to 239,469.36, 359,204.04 and 106,318.32

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Solution

The fourth proportional to 239,469.36, 359,204.04 and 106,318.32 is: 159,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,469.36 : 359,204.04 = 106,318.32 : x
  2. Step 2: Convert to fraction form
    239,469.36/359,204.04 = 106,318.32/x
  3. Step 3: Cross multiply
    239,469.36x = 359,204.04 × 106,318.32
  4. Step 4: Simplify right side
    239,469.36x = 38,189,970,070.01
  5. Step 5: Solve for x
    x = 38,189,970,070.01/239,469.36
  6. Step 6: Final answer
    x = 159,477.48

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1.5x scale

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.