Home / 45,735.44-68,603.10-30,039.56

Finding the Fourth Proportional to 45,735.44, 68,603.10 and 30,039.56

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Solution

The fourth proportional to 45,735.44, 68,603.10 and 30,039.56 is: 45,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,735.44 : 68,603.10 = 30,039.56 : x
  2. Step 2: Convert to fraction form
    45,735.44/68,603.10 = 30,039.56/x
  3. Step 3: Cross multiply
    45,735.44x = 68,603.10 × 30,039.56
  4. Step 4: Simplify right side
    45,735.44x = 2,060,806,938.64
  5. Step 5: Solve for x
    x = 2,060,806,938.64/45,735.44
  6. Step 6: Final answer
    x = 45,059.30

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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.