Finding the Fourth Proportional to 219,722.08, 303,228.48 and 124,237.12
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Solution
The fourth proportional to 219,722.08, 303,228.48 and 124,237.12 is: 171,454.02
Step by Step Solution
- Step 1: Write the proportion equation
219,722.08 : 303,228.48 = 124,237.12 : x - Step 2: Convert to fraction form
219,722.08/303,228.48 = 124,237.12/x - Step 3: Cross multiply
219,722.08x = 303,228.48 × 124,237.12 - Step 4: Simplify right side
219,722.08x = 37,672,233,057.18 - Step 5: Solve for x
x = 37,672,233,057.18/219,722.08 - Step 6: Final answer
x = 171,454.02
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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.