Finding the Fourth Proportional to 163,702.22, 245,666.07 and 57,086.99
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Solution
The fourth proportional to 163,702.22, 245,666.07 and 57,086.99 is: 85,669.80
Step by Step Solution
- Step 1: Write the proportion equation
163,702.22 : 245,666.07 = 57,086.99 : x - Step 2: Convert to fraction form
163,702.22/245,666.07 = 57,086.99/x - Step 3: Cross multiply
163,702.22x = 245,666.07 × 57,086.99 - Step 4: Simplify right side
163,702.22x = 14,024,335,253.10 - Step 5: Solve for x
x = 14,024,335,253.10/163,702.22 - Step 6: Final answer
x = 85,669.80
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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.