Finding the Fourth Proportional to 199,513.08, 299,466.42 and 106,018.68
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Solution
The fourth proportional to 199,513.08, 299,466.42 and 106,018.68 is: 159,132.60
Step by Step Solution
- Step 1: Write the proportion equation
199,513.08 : 299,466.42 = 106,018.68 : x - Step 2: Convert to fraction form
199,513.08/299,466.42 = 106,018.68/x - Step 3: Cross multiply
199,513.08x = 299,466.42 × 106,018.68 - Step 4: Simplify right side
199,513.08x = 31,749,034,552.73 - Step 5: Solve for x
x = 31,749,034,552.73/199,513.08 - Step 6: Final answer
x = 159,132.60
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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.