Finding the Fourth Proportional to 158,271.14, 237,295.99 and 79,342.31
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Solution
The fourth proportional to 158,271.14, 237,295.99 and 79,342.31 is: 118,957.96
Step by Step Solution
- Step 1: Write the proportion equation
158,271.14 : 237,295.99 = 79,342.31 : x - Step 2: Convert to fraction form
158,271.14/237,295.99 = 79,342.31/x - Step 3: Cross multiply
158,271.14x = 237,295.99 × 79,342.31 - Step 4: Simplify right side
158,271.14x = 18,827,612,136.93 - Step 5: Solve for x
x = 18,827,612,136.93/158,271.14 - Step 6: Final answer
x = 118,957.96
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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.