Finding the Fourth Proportional to 239,269.23, 358,957.07 and 104,355.12
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Solution
The fourth proportional to 239,269.23, 358,957.07 and 104,355.12 is: 156,555.89
Step by Step Solution
- Step 1: Write the proportion equation
239,269.23 : 358,957.07 = 104,355.12 : x - Step 2: Convert to fraction form
239,269.23/358,957.07 = 104,355.12/x - Step 3: Cross multiply
239,269.23x = 358,957.07 × 104,355.12 - Step 4: Simplify right side
239,269.23x = 37,459,007,592.92 - Step 5: Solve for x
x = 37,459,007,592.92/239,269.23 - Step 6: Final answer
x = 156,555.89
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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.