Finding the Fourth Proportional to 180,276.54, 248,780.36 and 99,701.08
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Solution
The fourth proportional to 180,276.54, 248,780.36 and 99,701.08 is: 137,586.79
Step by Step Solution
- Step 1: Write the proportion equation
180,276.54 : 248,780.36 = 99,701.08 : x - Step 2: Convert to fraction form
180,276.54/248,780.36 = 99,701.08/x - Step 3: Cross multiply
180,276.54x = 248,780.36 × 99,701.08 - Step 4: Simplify right side
180,276.54x = 24,803,670,202.09 - Step 5: Solve for x
x = 24,803,670,202.09/180,276.54 - Step 6: Final answer
x = 137,586.79
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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.