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Finding the Fourth Proportional to 228,149.22, 342,282.16 and 94,985.22

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Solution

The fourth proportional to 228,149.22, 342,282.16 and 94,985.22 is: 142,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,149.22 : 342,282.16 = 94,985.22 : x
  2. Step 2: Convert to fraction form
    228,149.22/342,282.16 = 94,985.22/x
  3. Step 3: Cross multiply
    228,149.22x = 342,282.16 × 94,985.22
  4. Step 4: Simplify right side
    228,149.22x = 32,511,746,269.68
  5. Step 5: Solve for x
    x = 32,511,746,269.68/228,149.22
  6. Step 6: Final answer
    x = 142,502.11

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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.