Finding the Fourth Proportional to 153,289.59, 229,968.99 and 46,683.09
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Solution
The fourth proportional to 153,289.59, 229,968.99 and 46,683.09 is: 70,035.17
Step by Step Solution
- Step 1: Write the proportion equation
153,289.59 : 229,968.99 = 46,683.09 : x - Step 2: Convert to fraction form
153,289.59/229,968.99 = 46,683.09/x - Step 3: Cross multiply
153,289.59x = 229,968.99 × 46,683.09 - Step 4: Simplify right side
153,289.59x = 10,735,663,057.38 - Step 5: Solve for x
x = 10,735,663,057.38/153,289.59 - Step 6: Final answer
x = 70,035.17
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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.