Home / 85,008.42-117,309.18-46,245.02

Finding the Fourth Proportional to 85,008.42, 117,309.18 and 46,245.02

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Solution

The fourth proportional to 85,008.42, 117,309.18 and 46,245.02 is: 63,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,008.42 : 117,309.18 = 46,245.02 : x
  2. Step 2: Convert to fraction form
    85,008.42/117,309.18 = 46,245.02/x
  3. Step 3: Cross multiply
    85,008.42x = 117,309.18 × 46,245.02
  4. Step 4: Simplify right side
    85,008.42x = 5,424,965,144.06
  5. Step 5: Solve for x
    x = 5,424,965,144.06/85,008.42
  6. Step 6: Final answer
    x = 63,816.80

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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.