Finding the Fourth Proportional to 156,862.32, 235,293.12 and 44,542.68
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Solution
The fourth proportional to 156,862.32, 235,293.12 and 44,542.68 is: 66,813.92
Step by Step Solution
- Step 1: Write the proportion equation
156,862.32 : 235,293.12 = 44,542.68 : x - Step 2: Convert to fraction form
156,862.32/235,293.12 = 44,542.68/x - Step 3: Cross multiply
156,862.32x = 235,293.12 × 44,542.68 - Step 4: Simplify right side
156,862.32x = 10,480,586,150.36 - Step 5: Solve for x
x = 10,480,586,150.36/156,862.32 - Step 6: Final answer
x = 66,813.92
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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.