Home / 84,786.12-117,006.31-46,549.21

Finding the Fourth Proportional to 84,786.12, 117,006.31 and 46,549.21

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Solution

The fourth proportional to 84,786.12, 117,006.31 and 46,549.21 is: 64,238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,786.12 : 117,006.31 = 46,549.21 : x
  2. Step 2: Convert to fraction form
    84,786.12/117,006.31 = 46,549.21/x
  3. Step 3: Cross multiply
    84,786.12x = 117,006.31 × 46,549.21
  4. Step 4: Simplify right side
    84,786.12x = 5,446,551,062.77
  5. Step 5: Solve for x
    x = 5,446,551,062.77/84,786.12
  6. Step 6: Final answer
    x = 64,238.71

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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.