Finding the Fourth Proportional to 146,149.68, 219,232.08 and 46,320.48
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Solution
The fourth proportional to 146,149.68, 219,232.08 and 46,320.48 is: 69,483.12
Step by Step Solution
- Step 1: Write the proportion equation
146,149.68 : 219,232.08 = 46,320.48 : x - Step 2: Convert to fraction form
146,149.68/219,232.08 = 46,320.48/x - Step 3: Cross multiply
146,149.68x = 219,232.08 × 46,320.48 - Step 4: Simplify right side
146,149.68x = 10,154,935,177.00 - Step 5: Solve for x
x = 10,154,935,177.00/146,149.68 - Step 6: Final answer
x = 69,483.12
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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.