Finding the Fourth Proportional to 107,064.70, 160,597.05 and 97,223.20
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Solution
The fourth proportional to 107,064.70, 160,597.05 and 97,223.20 is: 145,834.80
Step by Step Solution
- Step 1: Write the proportion equation
107,064.70 : 160,597.05 = 97,223.20 : x - Step 2: Convert to fraction form
107,064.70/160,597.05 = 97,223.20/x - Step 3: Cross multiply
107,064.70x = 160,597.05 × 97,223.20 - Step 4: Simplify right side
107,064.70x = 15,613,759,111.56 - Step 5: Solve for x
x = 15,613,759,111.56/107,064.70 - Step 6: Final answer
x = 145,834.80
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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.