Finding the Fourth Proportional to 88,613.04, 122,282.82 and 50,374.56
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Solution
The fourth proportional to 88,613.04, 122,282.82 and 50,374.56 is: 69,515.09
Step by Step Solution
- Step 1: Write the proportion equation
88,613.04 : 122,282.82 = 50,374.56 : x - Step 2: Convert to fraction form
88,613.04/122,282.82 = 50,374.56/x - Step 3: Cross multiply
88,613.04x = 122,282.82 × 50,374.56 - Step 4: Simplify right side
88,613.04x = 6,159,943,253.06 - Step 5: Solve for x
x = 6,159,943,253.06/88,613.04 - Step 6: Final answer
x = 69,515.09
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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.