Finding the Fourth Proportional to 159,822.96, 239,773.44 and 53,206.74
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Solution
The fourth proportional to 159,822.96, 239,773.44 and 53,206.74 is: 79,823.09
Step by Step Solution
- Step 1: Write the proportion equation
159,822.96 : 239,773.44 = 53,206.74 : x - Step 2: Convert to fraction form
159,822.96/239,773.44 = 53,206.74/x - Step 3: Cross multiply
159,822.96x = 239,773.44 × 53,206.74 - Step 4: Simplify right side
159,822.96x = 12,757,563,080.99 - Step 5: Solve for x
x = 12,757,563,080.99/159,822.96 - Step 6: Final answer
x = 79,823.09
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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.