Finding the Fourth Proportional to 98,287.11, 147,430.82 and 29,899.26
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Solution
The fourth proportional to 98,287.11, 147,430.82 and 29,899.26 is: 44,848.94
Step by Step Solution
- Step 1: Write the proportion equation
98,287.11 : 147,430.82 = 29,899.26 : x - Step 2: Convert to fraction form
98,287.11/147,430.82 = 29,899.26/x - Step 3: Cross multiply
98,287.11x = 147,430.82 × 29,899.26 - Step 4: Simplify right side
98,287.11x = 4,408,072,419.19 - Step 5: Solve for x
x = 4,408,072,419.19/98,287.11 - Step 6: Final answer
x = 44,848.94
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1.5x scale
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.