Finding the Fourth Proportional to 245,668.68, 368,377.61 and 112,434.71
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Solution
The fourth proportional to 245,668.68, 368,377.61 and 112,434.71 is: 168,594.66
Step by Step Solution
- Step 1: Write the proportion equation
245,668.68 : 368,377.61 = 112,434.71 : x - Step 2: Convert to fraction form
245,668.68/368,377.61 = 112,434.71/x - Step 3: Cross multiply
245,668.68x = 368,377.61 × 112,434.71 - Step 4: Simplify right side
245,668.68x = 41,418,427,346.78 - Step 5: Solve for x
x = 41,418,427,346.78/245,668.68 - Step 6: Final answer
x = 168,594.66
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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.