Finding the Fourth Proportional to 229,903.18, 317,266.62 and 127,937.92
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Solution
The fourth proportional to 229,903.18, 317,266.62 and 127,937.92 is: 176,554.46
Step by Step Solution
- Step 1: Write the proportion equation
229,903.18 : 317,266.62 = 127,937.92 : x - Step 2: Convert to fraction form
229,903.18/317,266.62 = 127,937.92/x - Step 3: Cross multiply
229,903.18x = 317,266.62 × 127,937.92 - Step 4: Simplify right side
229,903.18x = 40,590,431,448.23 - Step 5: Solve for x
x = 40,590,431,448.23/229,903.18 - Step 6: Final answer
x = 176,554.46
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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.