Finding the Fourth Proportional to 265,699.80, 398,462.99 and 88,159.14
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Solution
The fourth proportional to 265,699.80, 398,462.99 and 88,159.14 is: 132,209.94
Step by Step Solution
- Step 1: Write the proportion equation
265,699.80 : 398,462.99 = 88,159.14 : x - Step 2: Convert to fraction form
265,699.80/398,462.99 = 88,159.14/x - Step 3: Cross multiply
265,699.80x = 398,462.99 × 88,159.14 - Step 4: Simplify right side
265,699.80x = 35,128,154,079.43 - Step 5: Solve for x
x = 35,128,154,079.43/265,699.80 - Step 6: Final answer
x = 132,209.94
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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.