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Finding the Fourth Proportional to 228,448.07, 342,417.22 and 95,284.07

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Solution

The fourth proportional to 228,448.07, 342,417.22 and 95,284.07 is: 142,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,448.07 : 342,417.22 = 95,284.07 : x
  2. Step 2: Convert to fraction form
    228,448.07/342,417.22 = 95,284.07/x
  3. Step 3: Cross multiply
    228,448.07x = 342,417.22 × 95,284.07
  4. Step 4: Simplify right side
    228,448.07x = 32,626,904,409.39
  5. Step 5: Solve for x
    x = 32,626,904,409.39/228,448.07
  6. Step 6: Final answer
    x = 142,819.79

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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.