Home / 84,787.11-117,007.67-46,550.21

Finding the Fourth Proportional to 84,787.11, 117,007.67 and 46,550.21

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Solution

The fourth proportional to 84,787.11, 117,007.67 and 46,550.21 is: 64,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,787.11 : 117,007.67 = 46,550.21 : x
  2. Step 2: Convert to fraction form
    84,787.11/117,007.67 = 46,550.21/x
  3. Step 3: Cross multiply
    84,787.11x = 117,007.67 × 46,550.21
  4. Step 4: Simplify right side
    84,787.11x = 5,446,731,610.11
  5. Step 5: Solve for x
    x = 5,446,731,610.11/84,787.11
  6. Step 6: Final answer
    x = 64,240.09

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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.