Finding the Fourth Proportional to 97,986.24, 147,064.68 and 55,950.48
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Solution
The fourth proportional to 97,986.24, 147,064.68 and 55,950.48 is: 83,974.44
Step by Step Solution
- Step 1: Write the proportion equation
97,986.24 : 147,064.68 = 55,950.48 : x - Step 2: Convert to fraction form
97,986.24/147,064.68 = 55,950.48/x - Step 3: Cross multiply
97,986.24x = 147,064.68 × 55,950.48 - Step 4: Simplify right side
97,986.24x = 8,228,339,437.05 - Step 5: Solve for x
x = 8,228,339,437.05/97,986.24 - Step 6: Final answer
x = 83,974.44
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1.5x scale
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.