Finding the Fourth Proportional to 157,975.30, 236,950.80 and 73,710.19
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Solution
The fourth proportional to 157,975.30, 236,950.80 and 73,710.19 is: 110,559.62
Step by Step Solution
- Step 1: Write the proportion equation
157,975.30 : 236,950.80 = 73,710.19 : x - Step 2: Convert to fraction form
157,975.30/236,950.80 = 73,710.19/x - Step 3: Cross multiply
157,975.30x = 236,950.80 × 73,710.19 - Step 4: Simplify right side
157,975.30x = 17,465,688,488.65 - Step 5: Solve for x
x = 17,465,688,488.65/157,975.30 - Step 6: Final answer
x = 110,559.62
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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.