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Finding the Fourth Proportional to 265,810.68, 366,827.56 and 144,958.56

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Solution

The fourth proportional to 265,810.68, 366,827.56 and 144,958.56 is: 200,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,810.68 : 366,827.56 = 144,958.56 : x
  2. Step 2: Convert to fraction form
    265,810.68/366,827.56 = 144,958.56/x
  3. Step 3: Cross multiply
    265,810.68x = 366,827.56 × 144,958.56
  4. Step 4: Simplify right side
    265,810.68x = 53,174,794,865.91
  5. Step 5: Solve for x
    x = 53,174,794,865.91/265,810.68
  6. Step 6: Final answer
    x = 200,047.62

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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.