Home / 85,127.22-117,474.60-46,886.04

Finding the Fourth Proportional to 85,127.22, 117,474.60 and 46,886.04

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Solution

The fourth proportional to 85,127.22, 117,474.60 and 46,886.04 is: 64,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,127.22 : 117,474.60 = 46,886.04 : x
  2. Step 2: Convert to fraction form
    85,127.22/117,474.60 = 46,886.04/x
  3. Step 3: Cross multiply
    85,127.22x = 117,474.60 × 46,886.04
  4. Step 4: Simplify right side
    85,127.22x = 5,507,918,794.58
  5. Step 5: Solve for x
    x = 5,507,918,794.58/85,127.22
  6. Step 6: Final answer
    x = 64,702.20

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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.