Finding the Fourth Proportional to 235,056.68, 324,429.36 and 144,460.16
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Solution
The fourth proportional to 235,056.68, 324,429.36 and 144,460.16 is: 199,386.45
Step by Step Solution
- Step 1: Write the proportion equation
235,056.68 : 324,429.36 = 144,460.16 : x - Step 2: Convert to fraction form
235,056.68/324,429.36 = 144,460.16/x - Step 3: Cross multiply
235,056.68x = 324,429.36 × 144,460.16 - Step 4: Simplify right side
235,056.68x = 46,867,117,254.30 - Step 5: Solve for x
x = 46,867,117,254.30/235,056.68 - Step 6: Final answer
x = 199,386.45
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1.5x scale
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.