Finding the Fourth Proportional to 236,376.23, 326,152.78 and 134,384.09
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Solution
The fourth proportional to 236,376.23, 326,152.78 and 134,384.09 is: 185,423.65
Step by Step Solution
- Step 1: Write the proportion equation
236,376.23 : 326,152.78 = 134,384.09 : x - Step 2: Convert to fraction form
236,376.23/326,152.78 = 134,384.09/x - Step 3: Cross multiply
236,376.23x = 326,152.78 × 134,384.09 - Step 4: Simplify right side
236,376.23x = 43,829,742,574.55 - Step 5: Solve for x
x = 43,829,742,574.55/236,376.23 - Step 6: Final answer
x = 185,423.65
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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.