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Finding the Fourth Proportional to 175,956.37, 263,938.87 and 57,622.93

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Solution

The fourth proportional to 175,956.37, 263,938.87 and 57,622.93 is: 86,435.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,956.37 : 263,938.87 = 57,622.93 : x
  2. Step 2: Convert to fraction form
    175,956.37/263,938.87 = 57,622.93/x
  3. Step 3: Cross multiply
    175,956.37x = 263,938.87 × 57,622.93
  4. Step 4: Simplify right side
    175,956.37x = 15,208,930,442.47
  5. Step 5: Solve for x
    x = 15,208,930,442.47/175,956.37
  6. Step 6: Final answer
    x = 86,435.81

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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.