Finding the Fourth Proportional to 213,452.99, 294,565.41 and 117,959.71
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Solution
The fourth proportional to 213,452.99, 294,565.41 and 117,959.71 is: 162,784.56
Step by Step Solution
- Step 1: Write the proportion equation
213,452.99 : 294,565.41 = 117,959.71 : x - Step 2: Convert to fraction form
213,452.99/294,565.41 = 117,959.71/x - Step 3: Cross multiply
213,452.99x = 294,565.41 × 117,959.71 - Step 4: Simplify right side
213,452.99x = 34,746,850,155.53 - Step 5: Solve for x
x = 34,746,850,155.53/213,452.99 - Step 6: Final answer
x = 162,784.56
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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.