Finding the Fourth Proportional to 97,985.06, 146,961.84 and 26,891.09
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Solution
The fourth proportional to 97,985.06, 146,961.84 and 26,891.09 is: 40,332.31
Step by Step Solution
- Step 1: Write the proportion equation
97,985.06 : 146,961.84 = 26,891.09 : x - Step 2: Convert to fraction form
97,985.06/146,961.84 = 26,891.09/x - Step 3: Cross multiply
97,985.06x = 146,961.84 × 26,891.09 - Step 4: Simplify right side
97,985.06x = 3,951,964,066.01 - Step 5: Solve for x
x = 3,951,964,066.01/97,985.06 - Step 6: Final answer
x = 40,332.31
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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.