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Finding the Fourth Proportional to 110,322, 152,244.36 and 60,021.36

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Solution

The fourth proportional to 110,322, 152,244.36 and 60,021.36 is: 82,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,322 : 152,244.36 = 60,021.36 : x
  2. Step 2: Convert to fraction form
    110,322/152,244.36 = 60,021.36/x
  3. Step 3: Cross multiply
    110,322x = 152,244.36 × 60,021.36
  4. Step 4: Simplify right side
    110,322x = 9,137,913,539.53
  5. Step 5: Solve for x
    x = 9,137,913,539.53/110,322
  6. Step 6: Final answer
    x = 82,829.48

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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.