Home / 81,310.89-112,194.27-46,850.25

Finding the Fourth Proportional to 81,310.89, 112,194.27 and 46,850.25

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Solution

The fourth proportional to 81,310.89, 112,194.27 and 46,850.25 is: 64,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,310.89 : 112,194.27 = 46,850.25 : x
  2. Step 2: Convert to fraction form
    81,310.89/112,194.27 = 46,850.25/x
  3. Step 3: Cross multiply
    81,310.89x = 112,194.27 × 46,850.25
  4. Step 4: Simplify right side
    81,310.89x = 5,256,329,598.07
  5. Step 5: Solve for x
    x = 5,256,329,598.07/81,310.89
  6. Step 6: Final answer
    x = 64,644.84

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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.