Home / 81,940.22-113,088.29-46,137.23

Finding the Fourth Proportional to 81,940.22, 113,088.29 and 46,137.23

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Solution

The fourth proportional to 81,940.22, 113,088.29 and 46,137.23 is: 63,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,940.22 : 113,088.29 = 46,137.23 : x
  2. Step 2: Convert to fraction form
    81,940.22/113,088.29 = 46,137.23/x
  3. Step 3: Cross multiply
    81,940.22x = 113,088.29 × 46,137.23
  4. Step 4: Simplify right side
    81,940.22x = 5,217,580,446.04
  5. Step 5: Solve for x
    x = 5,217,580,446.04/81,940.22
  6. Step 6: Final answer
    x = 63,675.45

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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.