Finding the Fourth Proportional to 159,808.53, 239,484.33 and 117,355.62
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Solution
The fourth proportional to 159,808.53, 239,484.33 and 117,355.62 is: 175,865.66
Step by Step Solution
- Step 1: Write the proportion equation
159,808.53 : 239,484.33 = 117,355.62 : x - Step 2: Convert to fraction form
159,808.53/239,484.33 = 117,355.62/x - Step 3: Cross multiply
159,808.53x = 239,484.33 × 117,355.62 - Step 4: Simplify right side
159,808.53x = 28,104,832,027.43 - Step 5: Solve for x
x = 28,104,832,027.43/159,808.53 - Step 6: Final answer
x = 175,865.66
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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.