Finding the Fourth Proportional to 237,783.83, 328,144.34 and 135,822.80
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Solution
The fourth proportional to 237,783.83, 328,144.34 and 135,822.80 is: 187,436.99
Step by Step Solution
- Step 1: Write the proportion equation
237,783.83 : 328,144.34 = 135,822.80 : x - Step 2: Convert to fraction form
237,783.83/328,144.34 = 135,822.80/x - Step 3: Cross multiply
237,783.83x = 328,144.34 × 135,822.80 - Step 4: Simplify right side
237,783.83x = 44,569,484,222.87 - Step 5: Solve for x
x = 44,569,484,222.87/237,783.83 - Step 6: Final answer
x = 187,436.99
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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.