Finding the Fourth Proportional to 97,751.30, 146,577.74 and 47,756.48
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Solution
The fourth proportional to 97,751.30, 146,577.74 and 47,756.48 is: 71,610.67
Step by Step Solution
- Step 1: Write the proportion equation
97,751.30 : 146,577.74 = 47,756.48 : x - Step 2: Convert to fraction form
97,751.30/146,577.74 = 47,756.48/x - Step 3: Cross multiply
97,751.30x = 146,577.74 × 47,756.48 - Step 4: Simplify right side
97,751.30x = 7,000,035,937.08 - Step 5: Solve for x
x = 7,000,035,937.08/97,751.30 - Step 6: Final answer
x = 71,610.67
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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.