Finding the Fourth Proportional to 173,484.72, 239,519.16 and 133,121.88
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Solution
The fourth proportional to 173,484.72, 239,519.16 and 133,121.88 is: 183,792.79
Step by Step Solution
- Step 1: Write the proportion equation
173,484.72 : 239,519.16 = 133,121.88 : x - Step 2: Convert to fraction form
173,484.72/239,519.16 = 133,121.88/x - Step 3: Cross multiply
173,484.72x = 239,519.16 × 133,121.88 - Step 4: Simplify right side
173,484.72x = 31,885,240,875.22 - Step 5: Solve for x
x = 31,885,240,875.22/173,484.72 - Step 6: Final answer
x = 183,792.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.