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Finding the Fourth Proportional to 265,835.43, 366,645.54 and 170,351.01

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Solution

The fourth proportional to 265,835.43, 366,645.54 and 170,351.01 is: 234,951.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,835.43 : 366,645.54 = 170,351.01 : x
  2. Step 2: Convert to fraction form
    265,835.43/366,645.54 = 170,351.01/x
  3. Step 3: Cross multiply
    265,835.43x = 366,645.54 × 170,351.01
  4. Step 4: Simplify right side
    265,835.43x = 62,458,437,314.89
  5. Step 5: Solve for x
    x = 62,458,437,314.89/265,835.43
  6. Step 6: Final answer
    x = 234,951.52

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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.