Home / 112,083.35-168,107.40-31,011.26

Finding the Fourth Proportional to 112,083.35, 168,107.40 and 31,011.26

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Solution

The fourth proportional to 112,083.35, 168,107.40 and 31,011.26 is: 46,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,083.35 : 168,107.40 = 31,011.26 : x
  2. Step 2: Convert to fraction form
    112,083.35/168,107.40 = 31,011.26/x
  3. Step 3: Cross multiply
    112,083.35x = 168,107.40 × 31,011.26
  4. Step 4: Simplify right side
    112,083.35x = 5,213,221,448.79
  5. Step 5: Solve for x
    x = 5,213,221,448.79/112,083.35
  6. Step 6: Final answer
    x = 46,512.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.