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Finding the Fourth Proportional to 191,463.42, 264,200.43 and 110,916.87

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Solution

The fourth proportional to 191,463.42, 264,200.43 and 110,916.87 is: 153,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,463.42 : 264,200.43 = 110,916.87 : x
  2. Step 2: Convert to fraction form
    191,463.42/264,200.43 = 110,916.87/x
  3. Step 3: Cross multiply
    191,463.42x = 264,200.43 × 110,916.87
  4. Step 4: Simplify right side
    191,463.42x = 29,304,284,748.25
  5. Step 5: Solve for x
    x = 29,304,284,748.25/191,463.42
  6. Step 6: Final answer
    x = 153,054.22

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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.