Finding the Fourth Proportional to 155,148.24, 232,717.71 and 42,835.31
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Solution
The fourth proportional to 155,148.24, 232,717.71 and 42,835.31 is: 64,251.68
Step by Step Solution
- Step 1: Write the proportion equation
155,148.24 : 232,717.71 = 42,835.31 : x - Step 2: Convert to fraction form
155,148.24/232,717.71 = 42,835.31/x - Step 3: Cross multiply
155,148.24x = 232,717.71 × 42,835.31 - Step 4: Simplify right side
155,148.24x = 9,968,535,832.13 - Step 5: Solve for x
x = 9,968,535,832.13/155,148.24 - Step 6: Final answer
x = 64,251.68
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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.