Finding the Fourth Proportional to 124,357.23, 186,572.16 and 40,115.52
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Solution
The fourth proportional to 124,357.23, 186,572.16 and 40,115.52 is: 60,184.99
Step by Step Solution
- Step 1: Write the proportion equation
124,357.23 : 186,572.16 = 40,115.52 : x - Step 2: Convert to fraction form
124,357.23/186,572.16 = 40,115.52/x - Step 3: Cross multiply
124,357.23x = 186,572.16 × 40,115.52 - Step 4: Simplify right side
124,357.23x = 7,484,439,215.92 - Step 5: Solve for x
x = 7,484,439,215.92/124,357.23 - Step 6: Final answer
x = 60,184.99
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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.