Finding the Fourth Proportional to 157,600.91, 236,319.21 and 56,359.92
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Solution
The fourth proportional to 157,600.91, 236,319.21 and 56,359.92 is: 84,510.50
Step by Step Solution
- Step 1: Write the proportion equation
157,600.91 : 236,319.21 = 56,359.92 : x - Step 2: Convert to fraction form
157,600.91/236,319.21 = 56,359.92/x - Step 3: Cross multiply
157,600.91x = 236,319.21 × 56,359.92 - Step 4: Simplify right side
157,600.91x = 13,318,931,770.06 - Step 5: Solve for x
x = 13,318,931,770.06/157,600.91 - Step 6: Final answer
x = 84,510.50
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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.