Finding the Fourth Proportional to 160,106.69, 240,199.45 and 112,814.14
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Solution
The fourth proportional to 160,106.69, 240,199.45 and 112,814.14 is: 169,248.99
Step by Step Solution
- Step 1: Write the proportion equation
160,106.69 : 240,199.45 = 112,814.14 : x - Step 2: Convert to fraction form
160,106.69/240,199.45 = 112,814.14/x - Step 3: Cross multiply
160,106.69x = 240,199.45 × 112,814.14 - Step 4: Simplify right side
160,106.69x = 27,097,894,940.91 - Step 5: Solve for x
x = 27,097,894,940.91/160,106.69 - Step 6: Final answer
x = 169,248.99
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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.