Finding the Fourth Proportional to 79,305.04, 118,919.88 and 46,035.31
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Solution
The fourth proportional to 79,305.04, 118,919.88 and 46,035.31 is: 69,031.09
Step by Step Solution
- Step 1: Write the proportion equation
79,305.04 : 118,919.88 = 46,035.31 : x - Step 2: Convert to fraction form
79,305.04/118,919.88 = 46,035.31/x - Step 3: Cross multiply
79,305.04x = 118,919.88 × 46,035.31 - Step 4: Simplify right side
79,305.04x = 5,474,513,540.96 - Step 5: Solve for x
x = 5,474,513,540.96/79,305.04 - Step 6: Final answer
x = 69,031.09
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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.