Finding the Fourth Proportional to 162,813.19, 224,566.74 and 101,590.21
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Solution
The fourth proportional to 162,813.19, 224,566.74 and 101,590.21 is: 140,122.45
Step by Step Solution
- Step 1: Write the proportion equation
162,813.19 : 224,566.74 = 101,590.21 : x - Step 2: Convert to fraction form
162,813.19/224,566.74 = 101,590.21/x - Step 3: Cross multiply
162,813.19x = 224,566.74 × 101,590.21 - Step 4: Simplify right side
162,813.19x = 22,813,782,275.62 - Step 5: Solve for x
x = 22,813,782,275.62/162,813.19 - Step 6: Final answer
x = 140,122.45
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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.