Finding the Fourth Proportional to 97,922.24, 135,132.34 and 55,488.88
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Solution
The fourth proportional to 97,922.24, 135,132.34 and 55,488.88 is: 76,574.46
Step by Step Solution
- Step 1: Write the proportion equation
97,922.24 : 135,132.34 = 55,488.88 : x - Step 2: Convert to fraction form
97,922.24/135,132.34 = 55,488.88/x - Step 3: Cross multiply
97,922.24x = 135,132.34 × 55,488.88 - Step 4: Simplify right side
97,922.24x = 7,498,342,198.38 - Step 5: Solve for x
x = 7,498,342,198.38/97,922.24 - Step 6: Final answer
x = 76,574.46
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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.