Finding the Fourth Proportional to 98,337.40, 135,670.62 and 58,030.99
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Solution
The fourth proportional to 98,337.40, 135,670.62 and 58,030.99 is: 80,062.12
Step by Step Solution
- Step 1: Write the proportion equation
98,337.40 : 135,670.62 = 58,030.99 : x - Step 2: Convert to fraction form
98,337.40/135,670.62 = 58,030.99/x - Step 3: Cross multiply
98,337.40x = 135,670.62 × 58,030.99 - Step 4: Simplify right side
98,337.40x = 7,873,100,392.51 - Step 5: Solve for x
x = 7,873,100,392.51/98,337.40 - Step 6: Final answer
x = 80,062.12
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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.