Home / 44,300.12-66,438.63-30,257.75

Finding the Fourth Proportional to 44,300.12, 66,438.63 and 30,257.75

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Solution

The fourth proportional to 44,300.12, 66,438.63 and 30,257.75 is: 45,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,300.12 : 66,438.63 = 30,257.75 : x
  2. Step 2: Convert to fraction form
    44,300.12/66,438.63 = 30,257.75/x
  3. Step 3: Cross multiply
    44,300.12x = 66,438.63 × 30,257.75
  4. Step 4: Simplify right side
    44,300.12x = 2,010,283,622.98
  5. Step 5: Solve for x
    x = 2,010,283,622.98/44,300.12
  6. Step 6: Final answer
    x = 45,378.75

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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.