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Finding the Fourth Proportional to 265,710.71, 366,672.25 and 144,850.07

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Solution

The fourth proportional to 265,710.71, 366,672.25 and 144,850.07 is: 199,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,710.71 : 366,672.25 = 144,850.07 : x
  2. Step 2: Convert to fraction form
    265,710.71/366,672.25 = 144,850.07/x
  3. Step 3: Cross multiply
    265,710.71x = 366,672.25 × 144,850.07
  4. Step 4: Simplify right side
    265,710.71x = 53,112,502,177.30
  5. Step 5: Solve for x
    x = 53,112,502,177.30/265,710.71
  6. Step 6: Final answer
    x = 199,888.45

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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.