Home / 113,541.82-170,021.94-94,775.20

Finding the Fourth Proportional to 113,541.82, 170,021.94 and 94,775.20

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Solution

The fourth proportional to 113,541.82, 170,021.94 and 94,775.20 is: 141,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,541.82 : 170,021.94 = 94,775.20 : x
  2. Step 2: Convert to fraction form
    113,541.82/170,021.94 = 94,775.20/x
  3. Step 3: Cross multiply
    113,541.82x = 170,021.94 × 94,775.20
  4. Step 4: Simplify right side
    113,541.82x = 16,113,863,367.89
  5. Step 5: Solve for x
    x = 16,113,863,367.89/113,541.82
  6. Step 6: Final answer
    x = 141,920.07

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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.