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Finding the Fourth Proportional to 331,359.58, 497,055.78 and 94,737.16

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Solution

The fourth proportional to 331,359.58, 497,055.78 and 94,737.16 is: 142,110.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,359.58 : 497,055.78 = 94,737.16 : x
  2. Step 2: Convert to fraction form
    331,359.58/497,055.78 = 94,737.16/x
  3. Step 3: Cross multiply
    331,359.58x = 497,055.78 × 94,737.16
  4. Step 4: Simplify right side
    331,359.58x = 47,089,652,958.78
  5. Step 5: Solve for x
    x = 47,089,652,958.78/331,359.58
  6. Step 6: Final answer
    x = 142,110.43

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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.