Finding the Fourth Proportional to 154,897.05, 232,252.08 and 69,492.36
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Solution
The fourth proportional to 154,897.05, 232,252.08 and 69,492.36 is: 104,196.59
Step by Step Solution
- Step 1: Write the proportion equation
154,897.05 : 232,252.08 = 69,492.36 : x - Step 2: Convert to fraction form
154,897.05/232,252.08 = 69,492.36/x - Step 3: Cross multiply
154,897.05x = 232,252.08 × 69,492.36 - Step 4: Simplify right side
154,897.05x = 16,139,745,154.11 - Step 5: Solve for x
x = 16,139,745,154.11/154,897.05 - Step 6: Final answer
x = 104,196.59
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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.