Finding the Fourth Proportional to 124,354.80, 186,135.30 and 98,110.80
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Solution
The fourth proportional to 124,354.80, 186,135.30 and 98,110.80 is: 146,853.06
Step by Step Solution
- Step 1: Write the proportion equation
124,354.80 : 186,135.30 = 98,110.80 : x - Step 2: Convert to fraction form
124,354.80/186,135.30 = 98,110.80/x - Step 3: Cross multiply
124,354.80x = 186,135.30 × 98,110.80 - Step 4: Simplify right side
124,354.80x = 18,261,883,191.24 - Step 5: Solve for x
x = 18,261,883,191.24/124,354.80 - Step 6: Final answer
x = 146,853.06
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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.