Finding the Fourth Proportional to 126,885.06, 175,094.49 and 70,293.06
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Solution
The fourth proportional to 126,885.06, 175,094.49 and 70,293.06 is: 97,000.60
Step by Step Solution
- Step 1: Write the proportion equation
126,885.06 : 175,094.49 = 70,293.06 : x - Step 2: Convert to fraction form
126,885.06/175,094.49 = 70,293.06/x - Step 3: Cross multiply
126,885.06x = 175,094.49 × 70,293.06 - Step 4: Simplify right side
126,885.06x = 12,307,927,491.24 - Step 5: Solve for x
x = 12,307,927,491.24/126,885.06 - Step 6: Final answer
x = 97,000.60
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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.