Finding the Fourth Proportional to 219,152.99, 328,480.57 and 92,714.32
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Solution
The fourth proportional to 219,152.99, 328,480.57 and 92,714.32 is: 138,966.17
Step by Step Solution
- Step 1: Write the proportion equation
219,152.99 : 328,480.57 = 92,714.32 : x - Step 2: Convert to fraction form
219,152.99/328,480.57 = 92,714.32/x - Step 3: Cross multiply
219,152.99x = 328,480.57 × 92,714.32 - Step 4: Simplify right side
219,152.99x = 30,454,852,685.74 - Step 5: Solve for x
x = 30,454,852,685.74/219,152.99 - Step 6: Final answer
x = 138,966.17
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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.