Finding the Fourth Proportional to 88,615.08, 122,283.95 and 50,369.31
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Solution
The fourth proportional to 88,615.08, 122,283.95 and 50,369.31 is: 69,506.88
Step by Step Solution
- Step 1: Write the proportion equation
88,615.08 : 122,283.95 = 50,369.31 : x - Step 2: Convert to fraction form
88,615.08/122,283.95 = 50,369.31/x - Step 3: Cross multiply
88,615.08x = 122,283.95 × 50,369.31 - Step 4: Simplify right side
88,615.08x = 6,159,357,933.73 - Step 5: Solve for x
x = 6,159,357,933.73/88,615.08 - Step 6: Final answer
x = 69,506.88
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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.