Finding the Fourth Proportional to 112,752.48, 169,115.28 and 29,652.96
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Solution
The fourth proportional to 112,752.48, 169,115.28 and 29,652.96 is: 44,475.91
Step by Step Solution
- Step 1: Write the proportion equation
112,752.48 : 169,115.28 = 29,652.96 : x - Step 2: Convert to fraction form
112,752.48/169,115.28 = 29,652.96/x - Step 3: Cross multiply
112,752.48x = 169,115.28 × 29,652.96 - Step 4: Simplify right side
112,752.48x = 5,014,768,633.23 - Step 5: Solve for x
x = 5,014,768,633.23/112,752.48 - Step 6: Final answer
x = 44,475.91
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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.