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Finding the Fourth Proportional to 183,447.44, 253,050.16 and 115,356.60

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Solution

The fourth proportional to 183,447.44, 253,050.16 and 115,356.60 is: 159,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,447.44 : 253,050.16 = 115,356.60 : x
  2. Step 2: Convert to fraction form
    183,447.44/253,050.16 = 115,356.60/x
  3. Step 3: Cross multiply
    183,447.44x = 253,050.16 × 115,356.60
  4. Step 4: Simplify right side
    183,447.44x = 29,191,006,087.06
  5. Step 5: Solve for x
    x = 29,191,006,087.06/183,447.44
  6. Step 6: Final answer
    x = 159,124.63

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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.