Finding the Fourth Proportional to 112,000.24, 167,605.52 and 69,900.05
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Solution
The fourth proportional to 112,000.24, 167,605.52 and 69,900.05 is: 104,603.65
Step by Step Solution
- Step 1: Write the proportion equation
112,000.24 : 167,605.52 = 69,900.05 : x - Step 2: Convert to fraction form
112,000.24/167,605.52 = 69,900.05/x - Step 3: Cross multiply
112,000.24x = 167,605.52 × 69,900.05 - Step 4: Simplify right side
112,000.24x = 11,715,634,228.28 - Step 5: Solve for x
x = 11,715,634,228.28/112,000.24 - Step 6: Final answer
x = 104,603.65
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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.