Finding the Fourth Proportional to 88,605.26, 122,272.55 and 50,368.98
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Solution
The fourth proportional to 88,605.26, 122,272.55 and 50,368.98 is: 69,507.65
Step by Step Solution
- Step 1: Write the proportion equation
88,605.26 : 122,272.55 = 50,368.98 : x - Step 2: Convert to fraction form
88,605.26/122,272.55 = 50,368.98/x - Step 3: Cross multiply
88,605.26x = 122,272.55 × 50,368.98 - Step 4: Simplify right side
88,605.26x = 6,158,743,373.65 - Step 5: Solve for x
x = 6,158,743,373.65/88,605.26 - Step 6: Final answer
x = 69,507.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.