Finding the Fourth Proportional to 125,668.52, 188,248.16 and 58,104.53
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Solution
The fourth proportional to 125,668.52, 188,248.16 and 58,104.53 is: 87,039.07
Step by Step Solution
- Step 1: Write the proportion equation
125,668.52 : 188,248.16 = 58,104.53 : x - Step 2: Convert to fraction form
125,668.52/188,248.16 = 58,104.53/x - Step 3: Cross multiply
125,668.52x = 188,248.16 × 58,104.53 - Step 4: Simplify right side
125,668.52x = 10,938,070,064.19 - Step 5: Solve for x
x = 10,938,070,064.19/125,668.52 - Step 6: Final answer
x = 87,039.07
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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.