Finding the Fourth Proportional to 223,201.84, 307,807.68 and 146,585.92
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Solution
The fourth proportional to 223,201.84, 307,807.68 and 146,585.92 is: 202,150.09
Step by Step Solution
- Step 1: Write the proportion equation
223,201.84 : 307,807.68 = 146,585.92 : x - Step 2: Convert to fraction form
223,201.84/307,807.68 = 146,585.92/x - Step 3: Cross multiply
223,201.84x = 307,807.68 × 146,585.92 - Step 4: Simplify right side
223,201.84x = 45,120,271,955.87 - Step 5: Solve for x
x = 45,120,271,955.87/223,201.84 - Step 6: Final answer
x = 202,150.09
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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.