Finding the Fourth Proportional to 239,194.05, 358,666.52 and 89,311.08
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Solution
The fourth proportional to 239,194.05, 358,666.52 and 89,311.08 is: 133,920.11
Step by Step Solution
- Step 1: Write the proportion equation
239,194.05 : 358,666.52 = 89,311.08 : x - Step 2: Convert to fraction form
239,194.05/358,666.52 = 89,311.08/x - Step 3: Cross multiply
239,194.05x = 358,666.52 × 89,311.08 - Step 4: Simplify right side
239,194.05x = 32,032,894,150.74 - Step 5: Solve for x
x = 32,032,894,150.74/239,194.05 - Step 6: Final answer
x = 133,920.11
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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.