Finding the Fourth Proportional to 158,136.64, 218,192.88 and 94,462
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Solution
The fourth proportional to 158,136.64, 218,192.88 and 94,462 is: 130,336.24
Step by Step Solution
- Step 1: Write the proportion equation
158,136.64 : 218,192.88 = 94,462 : x - Step 2: Convert to fraction form
158,136.64/218,192.88 = 94,462/x - Step 3: Cross multiply
158,136.64x = 218,192.88 × 94,462 - Step 4: Simplify right side
158,136.64x = 20,610,935,830.56 - Step 5: Solve for x
x = 20,610,935,830.56/158,136.64 - Step 6: Final answer
x = 130,336.24
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.