Home / 84,036.24-115,975.44-46,310.40

Finding the Fourth Proportional to 84,036.24, 115,975.44 and 46,310.40

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Solution

The fourth proportional to 84,036.24, 115,975.44 and 46,310.40 is: 63,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,036.24 : 115,975.44 = 46,310.40 : x
  2. Step 2: Convert to fraction form
    84,036.24/115,975.44 = 46,310.40/x
  3. Step 3: Cross multiply
    84,036.24x = 115,975.44 × 46,310.40
  4. Step 4: Simplify right side
    84,036.24x = 5,370,869,016.58
  5. Step 5: Solve for x
    x = 5,370,869,016.58/84,036.24
  6. Step 6: Final answer
    x = 63,911.34

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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.