Finding the Fourth Proportional to 163,203.40, 244,805.10 and 93,089.80
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Solution
The fourth proportional to 163,203.40, 244,805.10 and 93,089.80 is: 139,634.70
Step by Step Solution
- Step 1: Write the proportion equation
163,203.40 : 244,805.10 = 93,089.80 : x - Step 2: Convert to fraction form
163,203.40/244,805.10 = 93,089.80/x - Step 3: Cross multiply
163,203.40x = 244,805.10 × 93,089.80 - Step 4: Simplify right side
163,203.40x = 22,788,857,797.98 - Step 5: Solve for x
x = 22,788,857,797.98/163,203.40 - Step 6: Final answer
x = 139,634.70
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1.5x scale
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.