Finding the Fourth Proportional to 217,037.04, 299,202.84 and 159,574.92
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Solution
The fourth proportional to 217,037.04, 299,202.84 and 159,574.92 is: 219,986.73
Step by Step Solution
- Step 1: Write the proportion equation
217,037.04 : 299,202.84 = 159,574.92 : x - Step 2: Convert to fraction form
217,037.04/299,202.84 = 159,574.92/x - Step 3: Cross multiply
217,037.04x = 299,202.84 × 159,574.92 - Step 4: Simplify right side
217,037.04x = 47,745,269,256.77 - Step 5: Solve for x
x = 47,745,269,256.77/217,037.04 - Step 6: Final answer
x = 219,986.73
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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.