Finding the Fourth Proportional to 96,952.62, 145,485.12 and 40,788.30
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Solution
The fourth proportional to 96,952.62, 145,485.12 and 40,788.30 is: 61,206.09
Step by Step Solution
- Step 1: Write the proportion equation
96,952.62 : 145,485.12 = 40,788.30 : x - Step 2: Convert to fraction form
96,952.62/145,485.12 = 40,788.30/x - Step 3: Cross multiply
96,952.62x = 145,485.12 × 40,788.30 - Step 4: Simplify right side
96,952.62x = 5,934,090,720.10 - Step 5: Solve for x
x = 5,934,090,720.10/96,952.62 - Step 6: Final answer
x = 61,206.09
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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.