Home / 85,578.56-118,098.44-47,852.92

Finding the Fourth Proportional to 85,578.56, 118,098.44 and 47,852.92

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Solution

The fourth proportional to 85,578.56, 118,098.44 and 47,852.92 is: 66,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,578.56 : 118,098.44 = 47,852.92 : x
  2. Step 2: Convert to fraction form
    85,578.56/118,098.44 = 47,852.92/x
  3. Step 3: Cross multiply
    85,578.56x = 118,098.44 × 47,852.92
  4. Step 4: Simplify right side
    85,578.56x = 5,651,355,201.44
  5. Step 5: Solve for x
    x = 5,651,355,201.44/85,578.56
  6. Step 6: Final answer
    x = 66,037.04

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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.