Home / 84,021.84-115,945.56-46,293.12

Finding the Fourth Proportional to 84,021.84, 115,945.56 and 46,293.12

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Solution

The fourth proportional to 84,021.84, 115,945.56 and 46,293.12 is: 63,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,021.84 : 115,945.56 = 46,293.12 : x
  2. Step 2: Convert to fraction form
    84,021.84/115,945.56 = 46,293.12/x
  3. Step 3: Cross multiply
    84,021.84x = 115,945.56 × 46,293.12
  4. Step 4: Simplify right side
    84,021.84x = 5,367,481,722.55
  5. Step 5: Solve for x
    x = 5,367,481,722.55/84,021.84
  6. Step 6: Final answer
    x = 63,881.98

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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.