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Finding the Fourth Proportional to 301,396.43, 452,094.63 and 91,034.37

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Solution

The fourth proportional to 301,396.43, 452,094.63 and 91,034.37 is: 136,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,396.43 : 452,094.63 = 91,034.37 : x
  2. Step 2: Convert to fraction form
    301,396.43/452,094.63 = 91,034.37/x
  3. Step 3: Cross multiply
    301,396.43x = 452,094.63 × 91,034.37
  4. Step 4: Simplify right side
    301,396.43x = 41,156,148,973.31
  5. Step 5: Solve for x
    x = 41,156,148,973.31/301,396.43
  6. Step 6: Final answer
    x = 136,551.55

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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.