Finding the Fourth Proportional to 173,802.30, 239,848.50 and 98,349.18
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Solution
The fourth proportional to 173,802.30, 239,848.50 and 98,349.18 is: 135,722.62
Step by Step Solution
- Step 1: Write the proportion equation
173,802.30 : 239,848.50 = 98,349.18 : x - Step 2: Convert to fraction form
173,802.30/239,848.50 = 98,349.18/x - Step 3: Cross multiply
173,802.30x = 239,848.50 × 98,349.18 - Step 4: Simplify right side
173,802.30x = 23,588,903,299.23 - Step 5: Solve for x
x = 23,588,903,299.23/173,802.30 - Step 6: Final answer
x = 135,722.62
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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.