Finding the Fourth Proportional to 159,005.74, 238,506.18 and 40,676.08
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Solution
The fourth proportional to 159,005.74, 238,506.18 and 40,676.08 is: 61,013.50
Step by Step Solution
- Step 1: Write the proportion equation
159,005.74 : 238,506.18 = 40,676.08 : x - Step 2: Convert to fraction form
159,005.74/238,506.18 = 40,676.08/x - Step 3: Cross multiply
159,005.74x = 238,506.18 × 40,676.08 - Step 4: Simplify right side
159,005.74x = 9,701,496,458.17 - Step 5: Solve for x
x = 9,701,496,458.17/159,005.74 - Step 6: Final answer
x = 61,013.50
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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.