Finding the Fourth Proportional to 156,936.06, 235,473.63 and 89,465.63
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Solution
The fourth proportional to 156,936.06, 235,473.63 and 89,465.63 is: 134,238.09
Step by Step Solution
- Step 1: Write the proportion equation
156,936.06 : 235,473.63 = 89,465.63 : x - Step 2: Convert to fraction form
156,936.06/235,473.63 = 89,465.63/x - Step 3: Cross multiply
156,936.06x = 235,473.63 × 89,465.63 - Step 4: Simplify right side
156,936.06x = 21,066,796,656.34 - Step 5: Solve for x
x = 21,066,796,656.34/156,936.06 - Step 6: Final answer
x = 134,238.09
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1.5x scale
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.