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Finding the Fourth Proportional to 265,818.26, 366,838.34 and 151,101.72

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Solution

The fourth proportional to 265,818.26, 366,838.34 and 151,101.72 is: 208,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,818.26 : 366,838.34 = 151,101.72 : x
  2. Step 2: Convert to fraction form
    265,818.26/366,838.34 = 151,101.72/x
  3. Step 3: Cross multiply
    265,818.26x = 366,838.34 × 151,101.72
  4. Step 4: Simplify right side
    265,818.26x = 55,429,903,380.44
  5. Step 5: Solve for x
    x = 55,429,903,380.44/265,818.26
  6. Step 6: Final answer
    x = 208,525.57

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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.