Finding the Fourth Proportional to 187,038.92, 280,059.96 and 163,124.12
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Solution
The fourth proportional to 187,038.92, 280,059.96 and 163,124.12 is: 244,251.49
Step by Step Solution
- Step 1: Write the proportion equation
187,038.92 : 280,059.96 = 163,124.12 : x - Step 2: Convert to fraction form
187,038.92/280,059.96 = 163,124.12/x - Step 3: Cross multiply
187,038.92x = 280,059.96 × 163,124.12 - Step 4: Simplify right side
187,038.92x = 45,684,534,522.24 - Step 5: Solve for x
x = 45,684,534,522.24/187,038.92 - Step 6: Final answer
x = 244,251.49
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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.