Finding the Fourth Proportional to 149,722.80, 224,584.20 and 107,513.70
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Solution
The fourth proportional to 149,722.80, 224,584.20 and 107,513.70 is: 161,270.55
Step by Step Solution
- Step 1: Write the proportion equation
149,722.80 : 224,584.20 = 107,513.70 : x - Step 2: Convert to fraction form
149,722.80/224,584.20 = 107,513.70/x - Step 3: Cross multiply
149,722.80x = 224,584.20 × 107,513.70 - Step 4: Simplify right side
149,722.80x = 24,145,878,303.54 - Step 5: Solve for x
x = 24,145,878,303.54/149,722.80 - Step 6: Final answer
x = 161,270.55
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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.