Finding the Fourth Proportional to 102,203.74, 153,330.29 and 32,083.05
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Solution
The fourth proportional to 102,203.74, 153,330.29 and 32,083.05 is: 48,132.32
Step by Step Solution
- Step 1: Write the proportion equation
102,203.74 : 153,330.29 = 32,083.05 : x - Step 2: Convert to fraction form
102,203.74/153,330.29 = 32,083.05/x - Step 3: Cross multiply
102,203.74x = 153,330.29 × 32,083.05 - Step 4: Simplify right side
102,203.74x = 4,919,303,360.58 - Step 5: Solve for x
x = 4,919,303,360.58/102,203.74 - Step 6: Final answer
x = 48,132.32
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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.