Finding the Fourth Proportional to 233,763.84, 350,542.08 and 145,013.76
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Solution
The fourth proportional to 233,763.84, 350,542.08 and 145,013.76 is: 217,456.32
Step by Step Solution
- Step 1: Write the proportion equation
233,763.84 : 350,542.08 = 145,013.76 : x - Step 2: Convert to fraction form
233,763.84/350,542.08 = 145,013.76/x - Step 3: Cross multiply
233,763.84x = 350,542.08 × 145,013.76 - Step 4: Simplify right side
233,763.84x = 50,833,425,059.02 - Step 5: Solve for x
x = 50,833,425,059.02/233,763.84 - Step 6: Final answer
x = 217,456.32
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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.