Finding the Fourth Proportional to 114,948.59, 158,576.95 and 83,066.99
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Solution
The fourth proportional to 114,948.59, 158,576.95 and 83,066.99 is: 114,594.79
Step by Step Solution
- Step 1: Write the proportion equation
114,948.59 : 158,576.95 = 83,066.99 : x - Step 2: Convert to fraction form
114,948.59/158,576.95 = 83,066.99/x - Step 3: Cross multiply
114,948.59x = 158,576.95 × 83,066.99 - Step 4: Simplify right side
114,948.59x = 13,172,509,919.88 - Step 5: Solve for x
x = 13,172,509,919.88/114,948.59 - Step 6: Final answer
x = 114,594.79
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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.