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Finding the Fourth Proportional to 259,092.75, 357,538.53 and 144,365.46

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Solution

The fourth proportional to 259,092.75, 357,538.53 and 144,365.46 is: 199,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,092.75 : 357,538.53 = 144,365.46 : x
  2. Step 2: Convert to fraction form
    259,092.75/357,538.53 = 144,365.46/x
  3. Step 3: Cross multiply
    259,092.75x = 357,538.53 × 144,365.46
  4. Step 4: Simplify right side
    259,092.75x = 51,616,214,351.17
  5. Step 5: Solve for x
    x = 51,616,214,351.17/259,092.75
  6. Step 6: Final answer
    x = 199,219.06

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1.5x scale

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.