Home / 45,427.70-68,214.45-30,701.90

Finding the Fourth Proportional to 45,427.70, 68,214.45 and 30,701.90

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Solution

The fourth proportional to 45,427.70, 68,214.45 and 30,701.90 is: 46,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427.70 : 68,214.45 = 30,701.90 : x
  2. Step 2: Convert to fraction form
    45,427.70/68,214.45 = 30,701.90/x
  3. Step 3: Cross multiply
    45,427.70x = 68,214.45 × 30,701.90
  4. Step 4: Simplify right side
    45,427.70x = 2,094,313,222.46
  5. Step 5: Solve for x
    x = 2,094,313,222.46/45,427.70
  6. Step 6: Final answer
    x = 46,102.12

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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.