Finding the Fourth Proportional to 178,645.58, 246,521.62 and 106,051.48
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Solution
The fourth proportional to 178,645.58, 246,521.62 and 106,051.48 is: 146,345.53
Step by Step Solution
- Step 1: Write the proportion equation
178,645.58 : 246,521.62 = 106,051.48 : x - Step 2: Convert to fraction form
178,645.58/246,521.62 = 106,051.48/x - Step 3: Cross multiply
178,645.58x = 246,521.62 × 106,051.48 - Step 4: Simplify right side
178,645.58x = 26,143,982,653.00 - Step 5: Solve for x
x = 26,143,982,653.00/178,645.58 - Step 6: Final answer
x = 146,345.53
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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.