Finding the Fourth Proportional to 97,198.48, 134,140.08 and 73,282.96
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Solution
The fourth proportional to 97,198.48, 134,140.08 and 73,282.96 is: 101,135.14
Step by Step Solution
- Step 1: Write the proportion equation
97,198.48 : 134,140.08 = 73,282.96 : x - Step 2: Convert to fraction form
97,198.48/134,140.08 = 73,282.96/x - Step 3: Cross multiply
97,198.48x = 134,140.08 × 73,282.96 - Step 4: Simplify right side
97,198.48x = 9,830,182,117.04 - Step 5: Solve for x
x = 9,830,182,117.04/97,198.48 - Step 6: Final answer
x = 101,135.14
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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.