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Finding the Fourth Proportional to 265,274.24, 366,078.40 and 146,042.24

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Solution

The fourth proportional to 265,274.24, 366,078.40 and 146,042.24 is: 201,538.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,274.24 : 366,078.40 = 146,042.24 : x
  2. Step 2: Convert to fraction form
    265,274.24/366,078.40 = 146,042.24/x
  3. Step 3: Cross multiply
    265,274.24x = 366,078.40 × 146,042.24
  4. Step 4: Simplify right side
    265,274.24x = 53,462,909,551.62
  5. Step 5: Solve for x
    x = 53,462,909,551.62/265,274.24
  6. Step 6: Final answer
    x = 201,538.26

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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.