Finding the Fourth Proportional to 178,398.16, 246,189.36 and 97,827.08
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Solution
The fourth proportional to 178,398.16, 246,189.36 and 97,827.08 is: 135,001.32
Step by Step Solution
- Step 1: Write the proportion equation
178,398.16 : 246,189.36 = 97,827.08 : x - Step 2: Convert to fraction form
178,398.16/246,189.36 = 97,827.08/x - Step 3: Cross multiply
178,398.16x = 246,189.36 × 97,827.08 - Step 4: Simplify right side
178,398.16x = 24,083,986,215.87 - Step 5: Solve for x
x = 24,083,986,215.87/178,398.16 - Step 6: Final answer
x = 135,001.32
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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.