Finding the Fourth Proportional to 239,080.94, 358,454.95 and 105,888.99
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Solution
The fourth proportional to 239,080.94, 358,454.95 and 105,888.99 is: 158,759.76
Step by Step Solution
- Step 1: Write the proportion equation
239,080.94 : 358,454.95 = 105,888.99 : x - Step 2: Convert to fraction form
239,080.94/358,454.95 = 105,888.99/x - Step 3: Cross multiply
239,080.94x = 358,454.95 × 105,888.99 - Step 4: Simplify right side
239,080.94x = 37,956,432,836.24 - Step 5: Solve for x
x = 37,956,432,836.24/239,080.94 - Step 6: Final answer
x = 158,759.76
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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.