Finding the Fourth Proportional to 97,330.60, 145,995.90 and 27,209.80
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Solution
The fourth proportional to 97,330.60, 145,995.90 and 27,209.80 is: 40,814.70
Step by Step Solution
- Step 1: Write the proportion equation
97,330.60 : 145,995.90 = 27,209.80 : x - Step 2: Convert to fraction form
97,330.60/145,995.90 = 27,209.80/x - Step 3: Cross multiply
97,330.60x = 145,995.90 × 27,209.80 - Step 4: Simplify right side
97,330.60x = 3,972,519,239.82 - Step 5: Solve for x
x = 3,972,519,239.82/97,330.60 - Step 6: Final answer
x = 40,814.70
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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.