Home / 84,045.33-115,983.09-46,319.58

Finding the Fourth Proportional to 84,045.33, 115,983.09 and 46,319.58

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Solution

The fourth proportional to 84,045.33, 115,983.09 and 46,319.58 is: 63,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,045.33 : 115,983.09 = 46,319.58 : x
  2. Step 2: Convert to fraction form
    84,045.33/115,983.09 = 46,319.58/x
  3. Step 3: Cross multiply
    84,045.33x = 115,983.09 × 46,319.58
  4. Step 4: Simplify right side
    84,045.33x = 5,372,288,015.90
  5. Step 5: Solve for x
    x = 5,372,288,015.90/84,045.33
  6. Step 6: Final answer
    x = 63,921.32

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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.