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Finding the Fourth Proportional to 191,395.46, 264,114.48 and 110,817.26

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Solution

The fourth proportional to 191,395.46, 264,114.48 and 110,817.26 is: 152,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,395.46 : 264,114.48 = 110,817.26 : x
  2. Step 2: Convert to fraction form
    191,395.46/264,114.48 = 110,817.26/x
  3. Step 3: Cross multiply
    191,395.46x = 264,114.48 × 110,817.26
  4. Step 4: Simplify right side
    191,395.46x = 29,268,442,999.92
  5. Step 5: Solve for x
    x = 29,268,442,999.92/191,395.46
  6. Step 6: Final answer
    x = 152,921.30

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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.