Finding the Fourth Proportional to 84,403.14, 126,621.75 and 37,656.02
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Solution
The fourth proportional to 84,403.14, 126,621.75 and 37,656.02 is: 56,491.63
Step by Step Solution
- Step 1: Write the proportion equation
84,403.14 : 126,621.75 = 37,656.02 : x - Step 2: Convert to fraction form
84,403.14/126,621.75 = 37,656.02/x - Step 3: Cross multiply
84,403.14x = 126,621.75 × 37,656.02 - Step 4: Simplify right side
84,403.14x = 4,768,071,150.44 - Step 5: Solve for x
x = 4,768,071,150.44/84,403.14 - Step 6: Final answer
x = 56,491.63
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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.