Home / 94,880.35-142,315.66-28,321.03

Finding the Fourth Proportional to 94,880.35, 142,315.66 and 28,321.03

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Solution

The fourth proportional to 94,880.35, 142,315.66 and 28,321.03 is: 42,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,880.35 : 142,315.66 = 28,321.03 : x
  2. Step 2: Convert to fraction form
    94,880.35/142,315.66 = 28,321.03/x
  3. Step 3: Cross multiply
    94,880.35x = 142,315.66 × 28,321.03
  4. Step 4: Simplify right side
    94,880.35x = 4,030,525,755.94
  5. Step 5: Solve for x
    x = 4,030,525,755.94/94,880.35
  6. Step 6: Final answer
    x = 42,480.09

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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.