Finding the Fourth Proportional to 233,072.20, 349,615.62 and 75,302.08
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Solution
The fourth proportional to 233,072.20, 349,615.62 and 75,302.08 is: 112,955.48
Step by Step Solution
- Step 1: Write the proportion equation
233,072.20 : 349,615.62 = 75,302.08 : x - Step 2: Convert to fraction form
233,072.20/349,615.62 = 75,302.08/x - Step 3: Cross multiply
233,072.20x = 349,615.62 × 75,302.08 - Step 4: Simplify right side
233,072.20x = 26,326,783,386.49 - Step 5: Solve for x
x = 26,326,783,386.49/233,072.20 - Step 6: Final answer
x = 112,955.48
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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.