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Finding the Fourth Proportional to 173,242, 239,074.08 and 93,754

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Solution

The fourth proportional to 173,242, 239,074.08 and 93,754 is: 129,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,242 : 239,074.08 = 93,754 : x
  2. Step 2: Convert to fraction form
    173,242/239,074.08 = 93,754/x
  3. Step 3: Cross multiply
    173,242x = 239,074.08 × 93,754
  4. Step 4: Simplify right side
    173,242x = 22,414,151,296.32
  5. Step 5: Solve for x
    x = 22,414,151,296.32/173,242
  6. Step 6: Final answer
    x = 129,380.58

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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.