Home / 63,146.73-87,136.29-34,850.60

Finding the Fourth Proportional to 63,146.73, 87,136.29 and 34,850.60

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Solution

The fourth proportional to 63,146.73, 87,136.29 and 34,850.60 is: 48,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,146.73 : 87,136.29 = 34,850.60 : x
  2. Step 2: Convert to fraction form
    63,146.73/87,136.29 = 34,850.60/x
  3. Step 3: Cross multiply
    63,146.73x = 87,136.29 × 34,850.60
  4. Step 4: Simplify right side
    63,146.73x = 3,036,751,879.35
  5. Step 5: Solve for x
    x = 3,036,751,879.35/63,146.73
  6. Step 6: Final answer
    x = 48,090.40

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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.