Finding the Fourth Proportional to 239,718.11, 359,537.90 and 97,557.65
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Solution
The fourth proportional to 239,718.11, 359,537.90 and 97,557.65 is: 146,320.48
Step by Step Solution
- Step 1: Write the proportion equation
239,718.11 : 359,537.90 = 97,557.65 : x - Step 2: Convert to fraction form
239,718.11/359,537.90 = 97,557.65/x - Step 3: Cross multiply
239,718.11x = 359,537.90 × 97,557.65 - Step 4: Simplify right side
239,718.11x = 35,075,670,324.46 - Step 5: Solve for x
x = 35,075,670,324.46/239,718.11 - Step 6: Final answer
x = 146,320.48
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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.