Finding the Fourth Proportional to 185,484.10, 278,312.55 and 96,837.70
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Solution
The fourth proportional to 185,484.10, 278,312.55 and 96,837.70 is: 145,301.66
Step by Step Solution
- Step 1: Write the proportion equation
185,484.10 : 278,312.55 = 96,837.70 : x - Step 2: Convert to fraction form
185,484.10/278,312.55 = 96,837.70/x - Step 3: Cross multiply
185,484.10x = 278,312.55 × 96,837.70 - Step 4: Simplify right side
185,484.10x = 26,951,147,223.14 - Step 5: Solve for x
x = 26,951,147,223.14/185,484.10 - Step 6: Final answer
x = 145,301.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.