Home / 112,554.80-168,744.64-56,366.04

Finding the Fourth Proportional to 112,554.80, 168,744.64 and 56,366.04

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Solution

The fourth proportional to 112,554.80, 168,744.64 and 56,366.04 is: 84,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,554.80 : 168,744.64 = 56,366.04 : x
  2. Step 2: Convert to fraction form
    112,554.80/168,744.64 = 56,366.04/x
  3. Step 3: Cross multiply
    112,554.80x = 168,744.64 × 56,366.04
  4. Step 4: Simplify right side
    112,554.80x = 9,511,467,128.03
  5. Step 5: Solve for x
    x = 9,511,467,128.03/112,554.80
  6. Step 6: Final answer
    x = 84,505.21

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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.