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Finding the Fourth Proportional to 191,488.74, 264,266.01 and 110,941.62

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Solution

The fourth proportional to 191,488.74, 264,266.01 and 110,941.62 is: 153,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,488.74 : 264,266.01 = 110,941.62 : x
  2. Step 2: Convert to fraction form
    191,488.74/264,266.01 = 110,941.62/x
  3. Step 3: Cross multiply
    191,488.74x = 264,266.01 × 110,941.62
  4. Step 4: Simplify right side
    191,488.74x = 29,318,099,260.34
  5. Step 5: Solve for x
    x = 29,318,099,260.34/191,488.74
  6. Step 6: Final answer
    x = 153,106.13

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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.