Home / 85,258.24-117,613.56-60,122.32

Finding the Fourth Proportional to 85,258.24, 117,613.56 and 60,122.32

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Solution

The fourth proportional to 85,258.24, 117,613.56 and 60,122.32 is: 82,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,258.24 : 117,613.56 = 60,122.32 : x
  2. Step 2: Convert to fraction form
    85,258.24/117,613.56 = 60,122.32/x
  3. Step 3: Cross multiply
    85,258.24x = 117,613.56 × 60,122.32
  4. Step 4: Simplify right side
    85,258.24x = 7,071,200,090.66
  5. Step 5: Solve for x
    x = 7,071,200,090.66/85,258.24
  6. Step 6: Final answer
    x = 82,938.61

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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.