Finding the Fourth Proportional to 227,303.36, 313,681.10 and 125,329.02
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Solution
The fourth proportional to 227,303.36, 313,681.10 and 125,329.02 is: 172,955.41
Step by Step Solution
- Step 1: Write the proportion equation
227,303.36 : 313,681.10 = 125,329.02 : x - Step 2: Convert to fraction form
227,303.36/313,681.10 = 125,329.02/x - Step 3: Cross multiply
227,303.36x = 313,681.10 × 125,329.02 - Step 4: Simplify right side
227,303.36x = 39,313,345,168.84 - Step 5: Solve for x
x = 39,313,345,168.84/227,303.36 - Step 6: Final answer
x = 172,955.41
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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.