Home / 85,572.21-118,089.99-47,846.46

Finding the Fourth Proportional to 85,572.21, 118,089.99 and 47,846.46

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Solution

The fourth proportional to 85,572.21, 118,089.99 and 47,846.46 is: 66,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,572.21 : 118,089.99 = 47,846.46 : x
  2. Step 2: Convert to fraction form
    85,572.21/118,089.99 = 47,846.46/x
  3. Step 3: Cross multiply
    85,572.21x = 118,089.99 × 47,846.46
  4. Step 4: Simplify right side
    85,572.21x = 5,650,187,982.94
  5. Step 5: Solve for x
    x = 5,650,187,982.94/85,572.21
  6. Step 6: Final answer
    x = 66,028.31

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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.