Finding the Fourth Proportional to 236,903.64, 355,303.27 and 68,387.37
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Solution
The fourth proportional to 236,903.64, 355,303.27 and 68,387.37 is: 102,565.99
Step by Step Solution
- Step 1: Write the proportion equation
236,903.64 : 355,303.27 = 68,387.37 : x - Step 2: Convert to fraction form
236,903.64/355,303.27 = 68,387.37/x - Step 3: Cross multiply
236,903.64x = 355,303.27 × 68,387.37 - Step 4: Simplify right side
236,903.64x = 24,298,256,187.70 - Step 5: Solve for x
x = 24,298,256,187.70/236,903.64 - Step 6: Final answer
x = 102,565.99
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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.