Finding the Fourth Proportional to 234,305.68, 323,343.39 and 126,875.71
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Solution
The fourth proportional to 234,305.68, 323,343.39 and 126,875.71 is: 175,089.32
Step by Step Solution
- Step 1: Write the proportion equation
234,305.68 : 323,343.39 = 126,875.71 : x - Step 2: Convert to fraction form
234,305.68/323,343.39 = 126,875.71/x - Step 3: Cross multiply
234,305.68x = 323,343.39 × 126,875.71 - Step 4: Simplify right side
234,305.68x = 41,024,422,180.06 - Step 5: Solve for x
x = 41,024,422,180.06/234,305.68 - Step 6: Final answer
x = 175,089.32
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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.