Finding the Fourth Proportional to 219,503.67, 329,297.20 and 124,840.75
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Solution
The fourth proportional to 219,503.67, 329,297.20 and 124,840.75 is: 187,284.84
Step by Step Solution
- Step 1: Write the proportion equation
219,503.67 : 329,297.20 = 124,840.75 : x - Step 2: Convert to fraction form
219,503.67/329,297.20 = 124,840.75/x - Step 3: Cross multiply
219,503.67x = 329,297.20 × 124,840.75 - Step 4: Simplify right side
219,503.67x = 41,109,709,420.90 - Step 5: Solve for x
x = 41,109,709,420.90/219,503.67 - Step 6: Final answer
x = 187,284.84
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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.