Finding the Fourth Proportional to 159,841.08, 239,774.58 and 53,221.19
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Solution
The fourth proportional to 159,841.08, 239,774.58 and 53,221.19 is: 79,836.09
Step by Step Solution
- Step 1: Write the proportion equation
159,841.08 : 239,774.58 = 53,221.19 : x - Step 2: Convert to fraction form
159,841.08/239,774.58 = 53,221.19/x - Step 3: Cross multiply
159,841.08x = 239,774.58 × 53,221.19 - Step 4: Simplify right side
159,841.08x = 12,761,087,280.48 - Step 5: Solve for x
x = 12,761,087,280.48/159,841.08 - Step 6: Final answer
x = 79,836.09
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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.