Finding the Fourth Proportional to 97,004.12, 133,884.08 and 60,722.44
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Solution
The fourth proportional to 97,004.12, 133,884.08 and 60,722.44 is: 83,808.48
Step by Step Solution
- Step 1: Write the proportion equation
97,004.12 : 133,884.08 = 60,722.44 : x - Step 2: Convert to fraction form
97,004.12/133,884.08 = 60,722.44/x - Step 3: Cross multiply
97,004.12x = 133,884.08 × 60,722.44 - Step 4: Simplify right side
97,004.12x = 8,129,768,014.76 - Step 5: Solve for x
x = 8,129,768,014.76/97,004.12 - Step 6: Final answer
x = 83,808.48
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1.5x scale
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.