Finding the Fourth Proportional to 178,475.13, 246,303.45 and 106,841.34
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Solution
The fourth proportional to 178,475.13, 246,303.45 and 106,841.34 is: 147,445.70
Step by Step Solution
- Step 1: Write the proportion equation
178,475.13 : 246,303.45 = 106,841.34 : x - Step 2: Convert to fraction form
178,475.13/246,303.45 = 106,841.34/x - Step 3: Cross multiply
178,475.13x = 246,303.45 × 106,841.34 - Step 4: Simplify right side
178,475.13x = 26,315,390,644.62 - Step 5: Solve for x
x = 26,315,390,644.62/178,475.13 - Step 6: Final answer
x = 147,445.70
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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.