Finding the Fourth Proportional to 226,526.86, 312,615.10 and 124,560.09
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Solution
The fourth proportional to 226,526.86, 312,615.10 and 124,560.09 is: 171,897.34
Step by Step Solution
- Step 1: Write the proportion equation
226,526.86 : 312,615.10 = 124,560.09 : x - Step 2: Convert to fraction form
226,526.86/312,615.10 = 124,560.09/x - Step 3: Cross multiply
226,526.86x = 312,615.10 × 124,560.09 - Step 4: Simplify right side
226,526.86x = 38,939,365,147.06 - Step 5: Solve for x
x = 38,939,365,147.06/226,526.86 - Step 6: Final answer
x = 171,897.34
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1.5x scale
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.