Finding the Fourth Proportional to 219,262.79, 302,582.66 and 118,660.79
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Solution
The fourth proportional to 219,262.79, 302,582.66 and 118,660.79 is: 163,751.89
Step by Step Solution
- Step 1: Write the proportion equation
219,262.79 : 302,582.66 = 118,660.79 : x - Step 2: Convert to fraction form
219,262.79/302,582.66 = 118,660.79/x - Step 3: Cross multiply
219,262.79x = 302,582.66 × 118,660.79 - Step 4: Simplify right side
219,262.79x = 35,904,696,719.44 - Step 5: Solve for x
x = 35,904,696,719.44/219,262.79 - Step 6: Final answer
x = 163,751.89
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1.5x scale
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.