Finding the Fourth Proportional to 219,125.55, 328,812.26 and 119,292.65
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Solution
The fourth proportional to 219,125.55, 328,812.26 and 119,292.65 is: 179,006.44
Step by Step Solution
- Step 1: Write the proportion equation
219,125.55 : 328,812.26 = 119,292.65 : x - Step 2: Convert to fraction form
219,125.55/328,812.26 = 119,292.65/x - Step 3: Cross multiply
219,125.55x = 328,812.26 × 119,292.65 - Step 4: Simplify right side
219,125.55x = 39,224,883,607.36 - Step 5: Solve for x
x = 39,224,883,607.36/219,125.55 - Step 6: Final answer
x = 179,006.44
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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.