Finding the Fourth Proportional to 159,537.80, 239,306.70 and 97,329.80
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Solution
The fourth proportional to 159,537.80, 239,306.70 and 97,329.80 is: 145,994.70
Step by Step Solution
- Step 1: Write the proportion equation
159,537.80 : 239,306.70 = 97,329.80 : x - Step 2: Convert to fraction form
159,537.80/239,306.70 = 97,329.80/x - Step 3: Cross multiply
159,537.80x = 239,306.70 × 97,329.80 - Step 4: Simplify right side
159,537.80x = 23,291,673,249.66 - Step 5: Solve for x
x = 23,291,673,249.66/159,537.80 - Step 6: Final answer
x = 145,994.70
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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.