Finding the Fourth Proportional to 170,358.28, 235,122.42 and 94,931.08
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Solution
The fourth proportional to 170,358.28, 235,122.42 and 94,931.08 is: 131,020.49
Step by Step Solution
- Step 1: Write the proportion equation
170,358.28 : 235,122.42 = 94,931.08 : x - Step 2: Convert to fraction form
170,358.28/235,122.42 = 94,931.08/x - Step 3: Cross multiply
170,358.28x = 235,122.42 × 94,931.08 - Step 4: Simplify right side
170,358.28x = 22,320,425,262.81 - Step 5: Solve for x
x = 22,320,425,262.81/170,358.28 - Step 6: Final answer
x = 131,020.49
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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.