Finding the Fourth Proportional to 255,928.98, 383,532.62 and 120,848.92
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Solution
The fourth proportional to 255,928.98, 383,532.62 and 120,848.92 is: 181,102.99
Step by Step Solution
- Step 1: Write the proportion equation
255,928.98 : 383,532.62 = 120,848.92 : x - Step 2: Convert to fraction form
255,928.98/383,532.62 = 120,848.92/x - Step 3: Cross multiply
255,928.98x = 383,532.62 × 120,848.92 - Step 4: Simplify right side
255,928.98x = 46,349,502,911.77 - Step 5: Solve for x
x = 46,349,502,911.77/255,928.98 - Step 6: Final answer
x = 181,102.99
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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.