Home / 113,431.52-170,156.73-34,546.43

Finding the Fourth Proportional to 113,431.52, 170,156.73 and 34,546.43

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Solution

The fourth proportional to 113,431.52, 170,156.73 and 34,546.43 is: 51,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,431.52 : 170,156.73 = 34,546.43 : x
  2. Step 2: Convert to fraction form
    113,431.52/170,156.73 = 34,546.43/x
  3. Step 3: Cross multiply
    113,431.52x = 170,156.73 × 34,546.43
  4. Step 4: Simplify right side
    113,431.52x = 5,878,307,561.97
  5. Step 5: Solve for x
    x = 5,878,307,561.97/113,431.52
  6. Step 6: Final answer
    x = 51,822.52

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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.