Finding the Fourth Proportional to 125,648.82, 188,202.58 and 58,989.06
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Solution
The fourth proportional to 125,648.82, 188,202.58 and 58,989.06 is: 88,356.53
Step by Step Solution
- Step 1: Write the proportion equation
125,648.82 : 188,202.58 = 58,989.06 : x - Step 2: Convert to fraction form
125,648.82/188,202.58 = 58,989.06/x - Step 3: Cross multiply
125,648.82x = 188,202.58 × 58,989.06 - Step 4: Simplify right side
125,648.82x = 11,101,893,136.30 - Step 5: Solve for x
x = 11,101,893,136.30/125,648.82 - Step 6: Final answer
x = 88,356.53
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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.