Finding the Fourth Proportional to 134,663.52, 184,488.26 and 129,615.65
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Solution
The fourth proportional to 134,663.52, 184,488.26 and 129,615.65 is: 177,572.70
Step by Step Solution
- Step 1: Write the proportion equation
134,663.52 : 184,488.26 = 129,615.65 : x - Step 2: Convert to fraction form
134,663.52/184,488.26 = 129,615.65/x - Step 3: Cross multiply
134,663.52x = 184,488.26 × 129,615.65 - Step 4: Simplify right side
134,663.52x = 23,912,564,166.75 - Step 5: Solve for x
x = 23,912,564,166.75/134,663.52 - Step 6: Final answer
x = 177,572.70
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.