Finding the Fourth Proportional to 153,302.99, 229,888.82 and 53,433.63
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Solution
The fourth proportional to 153,302.99, 229,888.82 and 53,433.63 is: 80,127.56
Step by Step Solution
- Step 1: Write the proportion equation
153,302.99 : 229,888.82 = 53,433.63 : x - Step 2: Convert to fraction form
153,302.99/229,888.82 = 53,433.63/x - Step 3: Cross multiply
153,302.99x = 229,888.82 × 53,433.63 - Step 4: Simplify right side
153,302.99x = 12,283,793,881.85 - Step 5: Solve for x
x = 12,283,793,881.85/153,302.99 - Step 6: Final answer
x = 80,127.56
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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.