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Finding the Fourth Proportional to 265,318.58, 366,146.19 and 144,466.47

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Solution

The fourth proportional to 265,318.58, 366,146.19 and 144,466.47 is: 199,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,318.58 : 366,146.19 = 144,466.47 : x
  2. Step 2: Convert to fraction form
    265,318.58/366,146.19 = 144,466.47/x
  3. Step 3: Cross multiply
    265,318.58x = 366,146.19 × 144,466.47
  4. Step 4: Simplify right side
    265,318.58x = 52,895,847,573.25
  5. Step 5: Solve for x
    x = 52,895,847,573.25/265,318.58
  6. Step 6: Final answer
    x = 199,367.29

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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.