Finding the Fourth Proportional to 98,149.98, 147,239.14 and 48,232.92
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Solution
The fourth proportional to 98,149.98, 147,239.14 and 48,232.92 is: 72,356.34
Step by Step Solution
- Step 1: Write the proportion equation
98,149.98 : 147,239.14 = 48,232.92 : x - Step 2: Convert to fraction form
98,149.98/147,239.14 = 48,232.92/x - Step 3: Cross multiply
98,149.98x = 147,239.14 × 48,232.92 - Step 4: Simplify right side
98,149.98x = 7,101,773,660.49 - Step 5: Solve for x
x = 7,101,773,660.49/98,149.98 - Step 6: Final answer
x = 72,356.34
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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.