Finding the Fourth Proportional to 299,072.08, 448,701.72 and 88,711.12
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Solution
The fourth proportional to 299,072.08, 448,701.72 and 88,711.12 is: 133,094.44
Step by Step Solution
- Step 1: Write the proportion equation
299,072.08 : 448,701.72 = 88,711.12 : x - Step 2: Convert to fraction form
299,072.08/448,701.72 = 88,711.12/x - Step 3: Cross multiply
299,072.08x = 448,701.72 × 88,711.12 - Step 4: Simplify right side
299,072.08x = 39,804,832,127.13 - Step 5: Solve for x
x = 39,804,832,127.13/299,072.08 - Step 6: Final answer
x = 133,094.44
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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.