Finding the Fourth Proportional to 163,713.74, 245,521.26 and 107,551.58
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Solution
The fourth proportional to 163,713.74, 245,521.26 and 107,551.58 is: 161,294.95
Step by Step Solution
- Step 1: Write the proportion equation
163,713.74 : 245,521.26 = 107,551.58 : x - Step 2: Convert to fraction form
163,713.74/245,521.26 = 107,551.58/x - Step 3: Cross multiply
163,713.74x = 245,521.26 × 107,551.58 - Step 4: Simplify right side
163,713.74x = 26,406,199,436.59 - Step 5: Solve for x
x = 26,406,199,436.59/163,713.74 - Step 6: Final answer
x = 161,294.95
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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.