Home / 112,263.75-168,249.82-45,626.34

Finding the Fourth Proportional to 112,263.75, 168,249.82 and 45,626.34

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Solution

The fourth proportional to 112,263.75, 168,249.82 and 45,626.34 is: 68,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,263.75 : 168,249.82 = 45,626.34 : x
  2. Step 2: Convert to fraction form
    112,263.75/168,249.82 = 45,626.34/x
  3. Step 3: Cross multiply
    112,263.75x = 168,249.82 × 45,626.34
  4. Step 4: Simplify right side
    112,263.75x = 7,676,623,492.26
  5. Step 5: Solve for x
    x = 7,676,623,492.26/112,263.75
  6. Step 6: Final answer
    x = 68,380.25

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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.