Finding the Fourth Proportional to 224,447.46, 309,744.98 and 122,478.53
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Solution
The fourth proportional to 224,447.46, 309,744.98 and 122,478.53 is: 169,024.45
Step by Step Solution
- Step 1: Write the proportion equation
224,447.46 : 309,744.98 = 122,478.53 : x - Step 2: Convert to fraction form
224,447.46/309,744.98 = 122,478.53/x - Step 3: Cross multiply
224,447.46x = 309,744.98 × 122,478.53 - Step 4: Simplify right side
224,447.46x = 37,937,107,664.16 - Step 5: Solve for x
x = 37,937,107,664.16/224,447.46 - Step 6: Final answer
x = 169,024.45
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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.