Finding the Fourth Proportional to 214,768.38, 296,363.08 and 124,130.21
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Solution
The fourth proportional to 214,768.38, 296,363.08 and 124,130.21 is: 171,289.70
Step by Step Solution
- Step 1: Write the proportion equation
214,768.38 : 296,363.08 = 124,130.21 : x - Step 2: Convert to fraction form
214,768.38/296,363.08 = 124,130.21/x - Step 3: Cross multiply
214,768.38x = 296,363.08 × 124,130.21 - Step 4: Simplify right side
214,768.38x = 36,787,610,736.00 - Step 5: Solve for x
x = 36,787,610,736.00/214,768.38 - Step 6: Final answer
x = 171,289.70
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1.5x scale
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.