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Finding the Fourth Proportional to 357,080.34, 535,759.97 and 157,260.32

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Solution

The fourth proportional to 357,080.34, 535,759.97 and 157,260.32 is: 235,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,080.34 : 535,759.97 = 157,260.32 : x
  2. Step 2: Convert to fraction form
    357,080.34/535,759.97 = 157,260.32/x
  3. Step 3: Cross multiply
    357,080.34x = 535,759.97 × 157,260.32
  4. Step 4: Simplify right side
    357,080.34x = 84,253,780,860.29
  5. Step 5: Solve for x
    x = 84,253,780,860.29/357,080.34
  6. Step 6: Final answer
    x = 235,951.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.