Finding the Fourth Proportional to 156,019.18, 234,053.08 and 50,813.68
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Solution
The fourth proportional to 156,019.18, 234,053.08 and 50,813.68 is: 76,228.44
Step by Step Solution
- Step 1: Write the proportion equation
156,019.18 : 234,053.08 = 50,813.68 : x - Step 2: Convert to fraction form
156,019.18/234,053.08 = 50,813.68/x - Step 3: Cross multiply
156,019.18x = 234,053.08 × 50,813.68 - Step 4: Simplify right side
156,019.18x = 11,893,098,310.13 - Step 5: Solve for x
x = 11,893,098,310.13/156,019.18 - Step 6: Final answer
x = 76,228.44
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1.5x scale
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.