Finding the Fourth Proportional to 97,225.36, 145,825.74 and 38,102.55
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Solution
The fourth proportional to 97,225.36, 145,825.74 and 38,102.55 is: 57,149.00
Step by Step Solution
- Step 1: Write the proportion equation
97,225.36 : 145,825.74 = 38,102.55 : x - Step 2: Convert to fraction form
97,225.36/145,825.74 = 38,102.55/x - Step 3: Cross multiply
97,225.36x = 145,825.74 × 38,102.55 - Step 4: Simplify right side
97,225.36x = 5,556,332,549.64 - Step 5: Solve for x
x = 5,556,332,549.64/97,225.36 - Step 6: Final answer
x = 57,149.00
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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.