Finding the Fourth Proportional to 185,319.44, 255,605.68 and 117,347.48
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Solution
The fourth proportional to 185,319.44, 255,605.68 and 117,347.48 is: 161,853.94
Step by Step Solution
- Step 1: Write the proportion equation
185,319.44 : 255,605.68 = 117,347.48 : x - Step 2: Convert to fraction form
185,319.44/255,605.68 = 117,347.48/x - Step 3: Cross multiply
185,319.44x = 255,605.68 × 117,347.48 - Step 4: Simplify right side
185,319.44x = 29,994,682,421.69 - Step 5: Solve for x
x = 29,994,682,421.69/185,319.44 - Step 6: Final answer
x = 161,853.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.