Finding the Fourth Proportional to 229,487.76, 316,602.36 and 132,673.79
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Solution
The fourth proportional to 229,487.76, 316,602.36 and 132,673.79 is: 183,037.36
Step by Step Solution
- Step 1: Write the proportion equation
229,487.76 : 316,602.36 = 132,673.79 : x - Step 2: Convert to fraction form
229,487.76/316,602.36 = 132,673.79/x - Step 3: Cross multiply
229,487.76x = 316,602.36 × 132,673.79 - Step 4: Simplify right side
229,487.76x = 42,004,833,441.13 - Step 5: Solve for x
x = 42,004,833,441.13/229,487.76 - Step 6: Final answer
x = 183,037.36
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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.