Finding the Fourth Proportional to 70,040.42, 104,514.35 and 62,492.09
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Solution
The fourth proportional to 70,040.42, 104,514.35 and 62,492.09 is: 93,250.72
Step by Step Solution
- Step 1: Write the proportion equation
70,040.42 : 104,514.35 = 62,492.09 : x - Step 2: Convert to fraction form
70,040.42/104,514.35 = 62,492.09/x - Step 3: Cross multiply
70,040.42x = 104,514.35 × 62,492.09 - Step 4: Simplify right side
70,040.42x = 6,531,319,331.46 - Step 5: Solve for x
x = 6,531,319,331.46/70,040.42 - Step 6: Final answer
x = 93,250.72
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.