Home / 45,431.89-68,161.80-23,260.83

Finding the Fourth Proportional to 45,431.89, 68,161.80 and 23,260.83

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Solution

The fourth proportional to 45,431.89, 68,161.80 and 23,260.83 is: 34,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.89 : 68,161.80 = 23,260.83 : x
  2. Step 2: Convert to fraction form
    45,431.89/68,161.80 = 23,260.83/x
  3. Step 3: Cross multiply
    45,431.89x = 68,161.80 × 23,260.83
  4. Step 4: Simplify right side
    45,431.89x = 1,585,500,042.29
  5. Step 5: Solve for x
    x = 1,585,500,042.29/45,431.89
  6. Step 6: Final answer
    x = 34,898.39

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1.5x scale

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.