Finding the Fourth Proportional to 235,280.15, 324,660.25 and 133,283.76
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Solution
The fourth proportional to 235,280.15, 324,660.25 and 133,283.76 is: 183,916.66
Step by Step Solution
- Step 1: Write the proportion equation
235,280.15 : 324,660.25 = 133,283.76 : x - Step 2: Convert to fraction form
235,280.15/324,660.25 = 133,283.76/x - Step 3: Cross multiply
235,280.15x = 324,660.25 × 133,283.76 - Step 4: Simplify right side
235,280.15x = 43,271,938,842.54 - Step 5: Solve for x
x = 43,271,938,842.54/235,280.15 - Step 6: Final answer
x = 183,916.66
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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.