Home / 85,847.06-118,468.94-47,612.44

Finding the Fourth Proportional to 85,847.06, 118,468.94 and 47,612.44

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Solution

The fourth proportional to 85,847.06, 118,468.94 and 47,612.44 is: 65,705.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,847.06 : 118,468.94 = 47,612.44 : x
  2. Step 2: Convert to fraction form
    85,847.06/118,468.94 = 47,612.44/x
  3. Step 3: Cross multiply
    85,847.06x = 118,468.94 × 47,612.44
  4. Step 4: Simplify right side
    85,847.06x = 5,640,595,059.55
  5. Step 5: Solve for x
    x = 5,640,595,059.55/85,847.06
  6. Step 6: Final answer
    x = 65,705.16

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1.5x scale

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.