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Finding the Fourth Proportional to 197,295.76, 295,952.28 and 57,068.56

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Solution

The fourth proportional to 197,295.76, 295,952.28 and 57,068.56 is: 85,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,295.76 : 295,952.28 = 57,068.56 : x
  2. Step 2: Convert to fraction form
    197,295.76/295,952.28 = 57,068.56/x
  3. Step 3: Cross multiply
    197,295.76x = 295,952.28 × 57,068.56
  4. Step 4: Simplify right side
    197,295.76x = 16,889,570,448.32
  5. Step 5: Solve for x
    x = 16,889,570,448.32/197,295.76
  6. Step 6: Final answer
    x = 85,605.34

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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.