Finding the Fourth Proportional to 116,430.24, 174,521.01 and 66,402.63
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Solution
The fourth proportional to 116,430.24, 174,521.01 and 66,402.63 is: 99,533.03
Step by Step Solution
- Step 1: Write the proportion equation
116,430.24 : 174,521.01 = 66,402.63 : x - Step 2: Convert to fraction form
116,430.24/174,521.01 = 66,402.63/x - Step 3: Cross multiply
116,430.24x = 174,521.01 × 66,402.63 - Step 4: Simplify right side
116,430.24x = 11,588,654,054.26 - Step 5: Solve for x
x = 11,588,654,054.26/116,430.24 - Step 6: Final answer
x = 99,533.03
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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.