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Finding the Fourth Proportional to 158,611.56, 237,961.26 and 73,248.51

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Solution

The fourth proportional to 158,611.56, 237,961.26 and 73,248.51 is: 109,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,611.56 : 237,961.26 = 73,248.51 : x
  2. Step 2: Convert to fraction form
    158,611.56/237,961.26 = 73,248.51/x
  3. Step 3: Cross multiply
    158,611.56x = 237,961.26 × 73,248.51
  4. Step 4: Simplify right side
    158,611.56x = 17,430,307,732.72
  5. Step 5: Solve for x
    x = 17,430,307,732.72/158,611.56
  6. Step 6: Final answer
    x = 109,893.05

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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.