Finding the Fourth Proportional to 229,149.94, 316,156.05 and 133,588.99
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Solution
The fourth proportional to 229,149.94, 316,156.05 and 133,588.99 is: 184,311.49
Step by Step Solution
- Step 1: Write the proportion equation
229,149.94 : 316,156.05 = 133,588.99 : x - Step 2: Convert to fraction form
229,149.94/316,156.05 = 133,588.99/x - Step 3: Cross multiply
229,149.94x = 316,156.05 × 133,588.99 - Step 4: Simplify right side
229,149.94x = 42,234,967,401.89 - Step 5: Solve for x
x = 42,234,967,401.89/229,149.94 - Step 6: Final answer
x = 184,311.49
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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.