Finding the Fourth Proportional to 159,493.77, 239,277.69 and 54,313.65
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Solution
The fourth proportional to 159,493.77, 239,277.69 and 54,313.65 is: 81,483.09
Step by Step Solution
- Step 1: Write the proportion equation
159,493.77 : 239,277.69 = 54,313.65 : x - Step 2: Convert to fraction form
159,493.77/239,277.69 = 54,313.65/x - Step 3: Cross multiply
159,493.77x = 239,277.69 × 54,313.65 - Step 4: Simplify right side
159,493.77x = 12,996,044,707.47 - Step 5: Solve for x
x = 12,996,044,707.47/159,493.77 - Step 6: Final answer
x = 81,483.09
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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.