Home / 84,015.93-115,936.65-46,290.18

Finding the Fourth Proportional to 84,015.93, 115,936.65 and 46,290.18

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Solution

The fourth proportional to 84,015.93, 115,936.65 and 46,290.18 is: 63,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,015.93 : 115,936.65 = 46,290.18 : x
  2. Step 2: Convert to fraction form
    84,015.93/115,936.65 = 46,290.18/x
  3. Step 3: Cross multiply
    84,015.93x = 115,936.65 × 46,290.18
  4. Step 4: Simplify right side
    84,015.93x = 5,366,728,397.10
  5. Step 5: Solve for x
    x = 5,366,728,397.10/84,015.93
  6. Step 6: Final answer
    x = 63,877.51

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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.