Finding the Fourth Proportional to 176,339.74, 243,423.30 and 119,056.63
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Solution
The fourth proportional to 176,339.74, 243,423.30 and 119,056.63 is: 164,348.42
Step by Step Solution
- Step 1: Write the proportion equation
176,339.74 : 243,423.30 = 119,056.63 : x - Step 2: Convert to fraction form
176,339.74/243,423.30 = 119,056.63/x - Step 3: Cross multiply
176,339.74x = 243,423.30 × 119,056.63 - Step 4: Simplify right side
176,339.74x = 28,981,157,761.48 - Step 5: Solve for x
x = 28,981,157,761.48/176,339.74 - Step 6: Final answer
x = 164,348.42
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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.