Finding the Fourth Proportional to 146,277.50, 219,383.44 and 87,130.08
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Solution
The fourth proportional to 146,277.50, 219,383.44 and 87,130.08 is: 130,675.58
Step by Step Solution
- Step 1: Write the proportion equation
146,277.50 : 219,383.44 = 87,130.08 : x - Step 2: Convert to fraction form
146,277.50/219,383.44 = 87,130.08/x - Step 3: Cross multiply
146,277.50x = 219,383.44 × 87,130.08 - Step 4: Simplify right side
146,277.50x = 19,114,896,460.05 - Step 5: Solve for x
x = 19,114,896,460.05/146,277.50 - Step 6: Final answer
x = 130,675.58
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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.