Finding the Fourth Proportional to 83,572.07, 125,240.23 and 46,148.99
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Solution
The fourth proportional to 83,572.07, 125,240.23 and 46,148.99 is: 69,158.39
Step by Step Solution
- Step 1: Write the proportion equation
83,572.07 : 125,240.23 = 46,148.99 : x - Step 2: Convert to fraction form
83,572.07/125,240.23 = 46,148.99/x - Step 3: Cross multiply
83,572.07x = 125,240.23 × 46,148.99 - Step 4: Simplify right side
83,572.07x = 5,779,710,121.87 - Step 5: Solve for x
x = 5,779,710,121.87/83,572.07 - Step 6: Final answer
x = 69,158.39
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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.