Finding the Fourth Proportional to 245,526.51, 338,634.10 and 168,048.08
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Solution
The fourth proportional to 245,526.51, 338,634.10 and 168,048.08 is: 231,774.61
Step by Step Solution
- Step 1: Write the proportion equation
245,526.51 : 338,634.10 = 168,048.08 : x - Step 2: Convert to fraction form
245,526.51/338,634.10 = 168,048.08/x - Step 3: Cross multiply
245,526.51x = 338,634.10 × 168,048.08 - Step 4: Simplify right side
245,526.51x = 56,906,810,327.53 - Step 5: Solve for x
x = 56,906,810,327.53/245,526.51 - Step 6: Final answer
x = 231,774.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.