Finding the Fourth Proportional to 219,326.08, 328,988.04 and 53,114.08
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Solution
The fourth proportional to 219,326.08, 328,988.04 and 53,114.08 is: 79,670.86
Step by Step Solution
- Step 1: Write the proportion equation
219,326.08 : 328,988.04 = 53,114.08 : x - Step 2: Convert to fraction form
219,326.08/328,988.04 = 53,114.08/x - Step 3: Cross multiply
219,326.08x = 328,988.04 × 53,114.08 - Step 4: Simplify right side
219,326.08x = 17,473,897,075.60 - Step 5: Solve for x
x = 17,473,897,075.60/219,326.08 - Step 6: Final answer
x = 79,670.86
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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.