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Finding the Fourth Proportional to 191,368.44, 264,076.38 and 106,483.32

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Solution

The fourth proportional to 191,368.44, 264,076.38 and 106,483.32 is: 146,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,368.44 : 264,076.38 = 106,483.32 : x
  2. Step 2: Convert to fraction form
    191,368.44/264,076.38 = 106,483.32/x
  3. Step 3: Cross multiply
    191,368.44x = 264,076.38 × 106,483.32
  4. Step 4: Simplify right side
    191,368.44x = 28,119,729,675.98
  5. Step 5: Solve for x
    x = 28,119,729,675.98/191,368.44
  6. Step 6: Final answer
    x = 146,940.27

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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.