Finding the Fourth Proportional to 239,322.96, 358,864.56 and 134,113.68
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Solution
The fourth proportional to 239,322.96, 358,864.56 and 134,113.68 is: 201,103.34
Step by Step Solution
- Step 1: Write the proportion equation
239,322.96 : 358,864.56 = 134,113.68 : x - Step 2: Convert to fraction form
239,322.96/358,864.56 = 134,113.68/x - Step 3: Cross multiply
239,322.96x = 358,864.56 × 134,113.68 - Step 4: Simplify right side
239,322.96x = 48,128,646,763.18 - Step 5: Solve for x
x = 48,128,646,763.18/239,322.96 - Step 6: Final answer
x = 201,103.34
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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.