Home / 45,734.33-68,601.49-30,148.31

Finding the Fourth Proportional to 45,734.33, 68,601.49 and 30,148.31

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Solution

The fourth proportional to 45,734.33, 68,601.49 and 30,148.31 is: 45,222.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,734.33 : 68,601.49 = 30,148.31 : x
  2. Step 2: Convert to fraction form
    45,734.33/68,601.49 = 30,148.31/x
  3. Step 3: Cross multiply
    45,734.33x = 68,601.49 × 30,148.31
  4. Step 4: Simplify right side
    45,734.33x = 2,068,218,643.97
  5. Step 5: Solve for x
    x = 2,068,218,643.97/45,734.33
  6. Step 6: Final answer
    x = 45,222.46

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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.