Home / 84,878.24-117,133.82-46,638.33

Finding the Fourth Proportional to 84,878.24, 117,133.82 and 46,638.33

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Solution

The fourth proportional to 84,878.24, 117,133.82 and 46,638.33 is: 64,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,878.24 : 117,133.82 = 46,638.33 : x
  2. Step 2: Convert to fraction form
    84,878.24/117,133.82 = 46,638.33/x
  3. Step 3: Cross multiply
    84,878.24x = 117,133.82 × 46,638.33
  4. Step 4: Simplify right side
    84,878.24x = 5,462,925,518.13
  5. Step 5: Solve for x
    x = 5,462,925,518.13/84,878.24
  6. Step 6: Final answer
    x = 64,361.91

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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.