Finding the Fourth Proportional to 175,470.46, 242,037.74 and 115,045.02
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Solution
The fourth proportional to 175,470.46, 242,037.74 and 115,045.02 is: 158,689.03
Step by Step Solution
- Step 1: Write the proportion equation
175,470.46 : 242,037.74 = 115,045.02 : x - Step 2: Convert to fraction form
175,470.46/242,037.74 = 115,045.02/x - Step 3: Cross multiply
175,470.46x = 242,037.74 × 115,045.02 - Step 4: Simplify right side
175,470.46x = 27,845,236,639.05 - Step 5: Solve for x
x = 27,845,236,639.05/175,470.46 - Step 6: Final answer
x = 158,689.03
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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.