Finding the Fourth Proportional to 124,427.84, 186,585.52 and 35,660.96
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Solution
The fourth proportional to 124,427.84, 186,585.52 and 35,660.96 is: 53,475.32
Step by Step Solution
- Step 1: Write the proportion equation
124,427.84 : 186,585.52 = 35,660.96 : x - Step 2: Convert to fraction form
124,427.84/186,585.52 = 35,660.96/x - Step 3: Cross multiply
124,427.84x = 186,585.52 × 35,660.96 - Step 4: Simplify right side
124,427.84x = 6,653,818,765.30 - Step 5: Solve for x
x = 6,653,818,765.30/124,427.84 - Step 6: Final answer
x = 53,475.32
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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.