Home / 82,768.19-114,212.20-46,461.32

Finding the Fourth Proportional to 82,768.19, 114,212.20 and 46,461.32

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Solution

The fourth proportional to 82,768.19, 114,212.20 and 46,461.32 is: 64,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,768.19 : 114,212.20 = 46,461.32 : x
  2. Step 2: Convert to fraction form
    82,768.19/114,212.20 = 46,461.32/x
  3. Step 3: Cross multiply
    82,768.19x = 114,212.20 × 46,461.32
  4. Step 4: Simplify right side
    82,768.19x = 5,306,449,572.10
  5. Step 5: Solve for x
    x = 5,306,449,572.10/82,768.19
  6. Step 6: Final answer
    x = 64,112.19

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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.