Finding the Fourth Proportional to 185,023.06, 255,356.84 and 108,560.68
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Solution
The fourth proportional to 185,023.06, 255,356.84 and 108,560.68 is: 149,828.42
Step by Step Solution
- Step 1: Write the proportion equation
185,023.06 : 255,356.84 = 108,560.68 : x - Step 2: Convert to fraction form
185,023.06/255,356.84 = 108,560.68/x - Step 3: Cross multiply
185,023.06x = 255,356.84 × 108,560.68 - Step 4: Simplify right side
185,023.06x = 27,721,712,193.05 - Step 5: Solve for x
x = 27,721,712,193.05/185,023.06 - Step 6: Final answer
x = 149,828.42
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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.