Home / 45,694.08-63,073.70-31,401.23

Finding the Fourth Proportional to 45,694.08, 63,073.70 and 31,401.23

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Solution

The fourth proportional to 45,694.08, 63,073.70 and 31,401.23 is: 43,344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,694.08 : 63,073.70 = 31,401.23 : x
  2. Step 2: Convert to fraction form
    45,694.08/63,073.70 = 31,401.23/x
  3. Step 3: Cross multiply
    45,694.08x = 63,073.70 × 31,401.23
  4. Step 4: Simplify right side
    45,694.08x = 1,980,591,996.84
  5. Step 5: Solve for x
    x = 1,980,591,996.84/45,694.08
  6. Step 6: Final answer
    x = 43,344.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.