Finding the Fourth Proportional to 84,660.24, 126,741.12 and 62,572.08
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Solution
The fourth proportional to 84,660.24, 126,741.12 and 62,572.08 is: 93,673.91
Step by Step Solution
- Step 1: Write the proportion equation
84,660.24 : 126,741.12 = 62,572.08 : x - Step 2: Convert to fraction form
84,660.24/126,741.12 = 62,572.08/x - Step 3: Cross multiply
84,660.24x = 126,741.12 × 62,572.08 - Step 4: Simplify right side
84,660.24x = 7,930,455,499.93 - Step 5: Solve for x
x = 7,930,455,499.93/84,660.24 - Step 6: Final answer
x = 93,673.91
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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.