Finding the Fourth Proportional to 178,753.13, 246,681.35 and 98,182.54
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Solution
The fourth proportional to 178,753.13, 246,681.35 and 98,182.54 is: 135,493.02
Step by Step Solution
- Step 1: Write the proportion equation
178,753.13 : 246,681.35 = 98,182.54 : x - Step 2: Convert to fraction form
178,753.13/246,681.35 = 98,182.54/x - Step 3: Cross multiply
178,753.13x = 246,681.35 × 98,182.54 - Step 4: Simplify right side
178,753.13x = 24,219,801,513.63 - Step 5: Solve for x
x = 24,219,801,513.63/178,753.13 - Step 6: Final answer
x = 135,493.02
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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.