Finding the Fourth Proportional to 155,663.24, 214,816.26 and 88,595.24
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Solution
The fourth proportional to 155,663.24, 214,816.26 and 88,595.24 is: 122,261.99
Step by Step Solution
- Step 1: Write the proportion equation
155,663.24 : 214,816.26 = 88,595.24 : x - Step 2: Convert to fraction form
155,663.24/214,816.26 = 88,595.24/x - Step 3: Cross multiply
155,663.24x = 214,816.26 × 88,595.24 - Step 4: Simplify right side
155,663.24x = 19,031,698,110.60 - Step 5: Solve for x
x = 19,031,698,110.60/155,663.24 - Step 6: Final answer
x = 122,261.99
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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.