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Finding the Fourth Proportional to 155,784.67, 233,676.90 and 37,455.97

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Solution

The fourth proportional to 155,784.67, 233,676.90 and 37,455.97 is: 56,183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,784.67 : 233,676.90 = 37,455.97 : x
  2. Step 2: Convert to fraction form
    155,784.67/233,676.90 = 37,455.97/x
  3. Step 3: Cross multiply
    155,784.67x = 233,676.90 × 37,455.97
  4. Step 4: Simplify right side
    155,784.67x = 8,752,594,956.09
  5. Step 5: Solve for x
    x = 8,752,594,956.09/155,784.67
  6. Step 6: Final answer
    x = 56,183.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.