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Finding the Fourth Proportional to 265,095.72, 365,841.62 and 151,940.04

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Solution

The fourth proportional to 265,095.72, 365,841.62 and 151,940.04 is: 209,682.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,095.72 : 365,841.62 = 151,940.04 : x
  2. Step 2: Convert to fraction form
    265,095.72/365,841.62 = 151,940.04/x
  3. Step 3: Cross multiply
    265,095.72x = 365,841.62 × 151,940.04
  4. Step 4: Simplify right side
    265,095.72x = 55,585,990,376.46
  5. Step 5: Solve for x
    x = 55,585,990,376.46/265,095.72
  6. Step 6: Final answer
    x = 209,682.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.