Finding the Fourth Proportional to 199,442.04, 299,292.66 and 106,013.40
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Solution
The fourth proportional to 199,442.04, 299,292.66 and 106,013.40 is: 159,088.99
Step by Step Solution
- Step 1: Write the proportion equation
199,442.04 : 299,292.66 = 106,013.40 : x - Step 2: Convert to fraction form
199,442.04/299,292.66 = 106,013.40/x - Step 3: Cross multiply
199,442.04x = 299,292.66 × 106,013.40 - Step 4: Simplify right side
199,442.04x = 31,729,032,481.64 - Step 5: Solve for x
x = 31,729,032,481.64/199,442.04 - Step 6: Final answer
x = 159,088.99
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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.