Finding the Fourth Proportional to 98,837.58, 148,265.49 and 32,278.06
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Solution
The fourth proportional to 98,837.58, 148,265.49 and 32,278.06 is: 48,420.06
Step by Step Solution
- Step 1: Write the proportion equation
98,837.58 : 148,265.49 = 32,278.06 : x - Step 2: Convert to fraction form
98,837.58/148,265.49 = 32,278.06/x - Step 3: Cross multiply
98,837.58x = 148,265.49 × 32,278.06 - Step 4: Simplify right side
98,837.58x = 4,785,721,479.43 - Step 5: Solve for x
x = 4,785,721,479.43/98,837.58 - Step 6: Final answer
x = 48,420.06
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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.