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Finding the Fourth Proportional to 265,946.96, 367,006.92 and 151,219.28

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Solution

The fourth proportional to 265,946.96, 367,006.92 and 151,219.28 is: 208,682.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,946.96 : 367,006.92 = 151,219.28 : x
  2. Step 2: Convert to fraction form
    265,946.96/367,006.92 = 151,219.28/x
  3. Step 3: Cross multiply
    265,946.96x = 367,006.92 × 151,219.28
  4. Step 4: Simplify right side
    265,946.96x = 55,498,522,197.42
  5. Step 5: Solve for x
    x = 55,498,522,197.42/265,946.96
  6. Step 6: Final answer
    x = 208,682.67

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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.