Finding the Fourth Proportional to 255,810.18, 383,770.62 and 98,038.74
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Solution
The fourth proportional to 255,810.18, 383,770.62 and 98,038.74 is: 147,079.32
Step by Step Solution
- Step 1: Write the proportion equation
255,810.18 : 383,770.62 = 98,038.74 : x - Step 2: Convert to fraction form
255,810.18/383,770.62 = 98,038.74/x - Step 3: Cross multiply
255,810.18x = 383,770.62 × 98,038.74 - Step 4: Simplify right side
255,810.18x = 37,624,388,033.82 - Step 5: Solve for x
x = 37,624,388,033.82/255,810.18 - Step 6: Final answer
x = 147,079.32
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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.