Finding the Fourth Proportional to 219,920.43, 329,858.77 and 101,590.06
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Solution
The fourth proportional to 219,920.43, 329,858.77 and 101,590.06 is: 152,374.99
Step by Step Solution
- Step 1: Write the proportion equation
219,920.43 : 329,858.77 = 101,590.06 : x - Step 2: Convert to fraction form
219,920.43/329,858.77 = 101,590.06/x - Step 3: Cross multiply
219,920.43x = 329,858.77 × 101,590.06 - Step 4: Simplify right side
219,920.43x = 33,510,372,235.83 - Step 5: Solve for x
x = 33,510,372,235.83/219,920.43 - Step 6: Final answer
x = 152,374.99
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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.