Finding the Fourth Proportional to 163,006.62, 224,948.98 and 91,386.66
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Solution
The fourth proportional to 163,006.62, 224,948.98 and 91,386.66 is: 126,113.50
Step by Step Solution
- Step 1: Write the proportion equation
163,006.62 : 224,948.98 = 91,386.66 : x - Step 2: Convert to fraction form
163,006.62/224,948.98 = 91,386.66/x - Step 3: Cross multiply
163,006.62x = 224,948.98 × 91,386.66 - Step 4: Simplify right side
163,006.62x = 20,557,335,952.61 - Step 5: Solve for x
x = 20,557,335,952.61/163,006.62 - Step 6: Final answer
x = 126,113.50
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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.