Finding the Fourth Proportional to 77,673.02, 116,509.68 and 23,638.19
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Solution
The fourth proportional to 77,673.02, 116,509.68 and 23,638.19 is: 35,457.33
Step by Step Solution
- Step 1: Write the proportion equation
77,673.02 : 116,509.68 = 23,638.19 : x - Step 2: Convert to fraction form
77,673.02/116,509.68 = 23,638.19/x - Step 3: Cross multiply
77,673.02x = 116,509.68 × 23,638.19 - Step 4: Simplify right side
77,673.02x = 2,754,077,370.13 - Step 5: Solve for x
x = 2,754,077,370.13/77,673.02 - Step 6: Final answer
x = 35,457.33
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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.