Finding the Fourth Proportional to 258,281.00, 356,425.10 and 147,884.99
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Solution
The fourth proportional to 258,281.00, 356,425.10 and 147,884.99 is: 204,079.76
Step by Step Solution
- Step 1: Write the proportion equation
258,281.00 : 356,425.10 = 147,884.99 : x - Step 2: Convert to fraction form
258,281.00/356,425.10 = 147,884.99/x - Step 3: Cross multiply
258,281.00x = 356,425.10 × 147,884.99 - Step 4: Simplify right side
258,281.00x = 52,709,922,349.25 - Step 5: Solve for x
x = 52,709,922,349.25/258,281.00 - Step 6: Final answer
x = 204,079.76
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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.