Home / 82,622.32-114,009.60-46,811.68

Finding the Fourth Proportional to 82,622.32, 114,009.60 and 46,811.68

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Solution

The fourth proportional to 82,622.32, 114,009.60 and 46,811.68 is: 64,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,622.32 : 114,009.60 = 46,811.68 : x
  2. Step 2: Convert to fraction form
    82,622.32/114,009.60 = 46,811.68/x
  3. Step 3: Cross multiply
    82,622.32x = 114,009.60 × 46,811.68
  4. Step 4: Simplify right side
    82,622.32x = 5,336,980,912.13
  5. Step 5: Solve for x
    x = 5,336,980,912.13/82,622.32
  6. Step 6: Final answer
    x = 64,594.91

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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.