Finding the Fourth Proportional to 178,547.74, 246,395.21 and 97,976.62
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Solution
The fourth proportional to 178,547.74, 246,395.21 and 97,976.62 is: 135,207.36
Step by Step Solution
- Step 1: Write the proportion equation
178,547.74 : 246,395.21 = 97,976.62 : x - Step 2: Convert to fraction form
178,547.74/246,395.21 = 97,976.62/x - Step 3: Cross multiply
178,547.74x = 246,395.21 × 97,976.62 - Step 4: Simplify right side
178,547.74x = 24,140,968,383.07 - Step 5: Solve for x
x = 24,140,968,383.07/178,547.74 - Step 6: Final answer
x = 135,207.36
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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.