Finding the Fourth Proportional to 185,751.12, 278,502.84 and 67,407.06
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Solution
The fourth proportional to 185,751.12, 278,502.84 and 67,407.06 is: 101,065.65
Step by Step Solution
- Step 1: Write the proportion equation
185,751.12 : 278,502.84 = 67,407.06 : x - Step 2: Convert to fraction form
185,751.12/278,502.84 = 67,407.06/x - Step 3: Cross multiply
185,751.12x = 278,502.84 × 67,407.06 - Step 4: Simplify right side
185,751.12x = 18,773,057,646.05 - Step 5: Solve for x
x = 18,773,057,646.05/185,751.12 - Step 6: Final answer
x = 101,065.65
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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.