Finding the Fourth Proportional to 107,952.51, 162,069.09 and 83,010.08
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Solution
The fourth proportional to 107,952.51, 162,069.09 and 83,010.08 is: 124,623.02
Step by Step Solution
- Step 1: Write the proportion equation
107,952.51 : 162,069.09 = 83,010.08 : x - Step 2: Convert to fraction form
107,952.51/162,069.09 = 83,010.08/x - Step 3: Cross multiply
107,952.51x = 162,069.09 × 83,010.08 - Step 4: Simplify right side
107,952.51x = 13,453,367,886.78 - Step 5: Solve for x
x = 13,453,367,886.78/107,952.51 - Step 6: Final answer
x = 124,623.02
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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.