Finding the Fourth Proportional to 172,934.18, 238,647.03 and 97,482.68
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Solution
The fourth proportional to 172,934.18, 238,647.03 and 97,482.68 is: 134,524.89
Step by Step Solution
- Step 1: Write the proportion equation
172,934.18 : 238,647.03 = 97,482.68 : x - Step 2: Convert to fraction form
172,934.18/238,647.03 = 97,482.68/x - Step 3: Cross multiply
172,934.18x = 238,647.03 × 97,482.68 - Step 4: Simplify right side
172,934.18x = 23,263,952,058.44 - Step 5: Solve for x
x = 23,263,952,058.44/172,934.18 - Step 6: Final answer
x = 134,524.89
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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.