Finding the Fourth Proportional to 162,405.34, 224,159.98 and 130,013.44
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Solution
The fourth proportional to 162,405.34, 224,159.98 and 130,013.44 is: 179,451.06
Step by Step Solution
- Step 1: Write the proportion equation
162,405.34 : 224,159.98 = 130,013.44 : x - Step 2: Convert to fraction form
162,405.34/224,159.98 = 130,013.44/x - Step 3: Cross multiply
162,405.34x = 224,159.98 × 130,013.44 - Step 4: Simplify right side
162,405.34x = 29,143,810,110.13 - Step 5: Solve for x
x = 29,143,810,110.13/162,405.34 - Step 6: Final answer
x = 179,451.06
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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.