Home / 94,600.40-141,706.20-47,879.60

Finding the Fourth Proportional to 94,600.40, 141,706.20 and 47,879.60

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Solution

The fourth proportional to 94,600.40, 141,706.20 and 47,879.60 is: 71,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,600.40 : 141,706.20 = 47,879.60 : x
  2. Step 2: Convert to fraction form
    94,600.40/141,706.20 = 47,879.60/x
  3. Step 3: Cross multiply
    94,600.40x = 141,706.20 × 47,879.60
  4. Step 4: Simplify right side
    94,600.40x = 6,784,836,173.52
  5. Step 5: Solve for x
    x = 6,784,836,173.52/94,600.40
  6. Step 6: Final answer
    x = 71,721.01

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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.