Finding the Fourth Proportional to 132,547.68, 198,833.76 and 53,668.08
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Solution
The fourth proportional to 132,547.68, 198,833.76 and 53,668.08 is: 80,507.08
Step by Step Solution
- Step 1: Write the proportion equation
132,547.68 : 198,833.76 = 53,668.08 : x - Step 2: Convert to fraction form
132,547.68/198,833.76 = 53,668.08/x - Step 3: Cross multiply
132,547.68x = 198,833.76 × 53,668.08 - Step 4: Simplify right side
132,547.68x = 10,671,026,138.38 - Step 5: Solve for x
x = 10,671,026,138.38/132,547.68 - Step 6: Final answer
x = 80,507.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.