Home / 45,564.14-68,300.85-31,683.98

Finding the Fourth Proportional to 45,564.14, 68,300.85 and 31,683.98

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Solution

The fourth proportional to 45,564.14, 68,300.85 and 31,683.98 is: 47,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,564.14 : 68,300.85 = 31,683.98 : x
  2. Step 2: Convert to fraction form
    45,564.14/68,300.85 = 31,683.98/x
  3. Step 3: Cross multiply
    45,564.14x = 68,300.85 × 31,683.98
  4. Step 4: Simplify right side
    45,564.14x = 2,164,042,765.38
  5. Step 5: Solve for x
    x = 2,164,042,765.38/45,564.14
  6. Step 6: Final answer
    x = 47,494.43

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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.