Finding the Fourth Proportional to 247,927.38, 342,138.58 and 134,750.14
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Solution
The fourth proportional to 247,927.38, 342,138.58 and 134,750.14 is: 185,954.54
Step by Step Solution
- Step 1: Write the proportion equation
247,927.38 : 342,138.58 = 134,750.14 : x - Step 2: Convert to fraction form
247,927.38/342,138.58 = 134,750.14/x - Step 3: Cross multiply
247,927.38x = 342,138.58 × 134,750.14 - Step 4: Simplify right side
247,927.38x = 46,103,221,554.40 - Step 5: Solve for x
x = 46,103,221,554.40/247,927.38 - Step 6: Final answer
x = 185,954.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.