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Finding the Fourth Proportional to 191,402.57, 264,135.65 and 110,834.37

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Solution

The fourth proportional to 191,402.57, 264,135.65 and 110,834.37 is: 152,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,402.57 : 264,135.65 = 110,834.37 : x
  2. Step 2: Convert to fraction form
    191,402.57/264,135.65 = 110,834.37/x
  3. Step 3: Cross multiply
    191,402.57x = 264,135.65 × 110,834.37
  4. Step 4: Simplify right side
    191,402.57x = 29,275,307,808.12
  5. Step 5: Solve for x
    x = 29,275,307,808.12/191,402.57
  6. Step 6: Final answer
    x = 152,951.49

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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.