Finding the Fourth Proportional to 126,873.03, 175,070.64 and 70,270.23
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Solution
The fourth proportional to 126,873.03, 175,070.64 and 70,270.23 is: 96,965.09
Step by Step Solution
- Step 1: Write the proportion equation
126,873.03 : 175,070.64 = 70,270.23 : x - Step 2: Convert to fraction form
126,873.03/175,070.64 = 70,270.23/x - Step 3: Cross multiply
126,873.03x = 175,070.64 × 70,270.23 - Step 4: Simplify right side
126,873.03x = 12,302,254,139.05 - Step 5: Solve for x
x = 12,302,254,139.05/126,873.03 - Step 6: Final answer
x = 96,965.09
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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.