Home / 82,783.06-114,240.84-46,972.98

Finding the Fourth Proportional to 82,783.06, 114,240.84 and 46,972.98

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Solution

The fourth proportional to 82,783.06, 114,240.84 and 46,972.98 is: 64,822.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,783.06 : 114,240.84 = 46,972.98 : x
  2. Step 2: Convert to fraction form
    82,783.06/114,240.84 = 46,972.98/x
  3. Step 3: Cross multiply
    82,783.06x = 114,240.84 × 46,972.98
  4. Step 4: Simplify right side
    82,783.06x = 5,366,232,440.25
  5. Step 5: Solve for x
    x = 5,366,232,440.25/82,783.06
  6. Step 6: Final answer
    x = 64,822.83

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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.