Finding the Fourth Proportional to 185,444.99, 255,915.69 and 100,562.06
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Solution
The fourth proportional to 185,444.99, 255,915.69 and 100,562.06 is: 138,776.51
Step by Step Solution
- Step 1: Write the proportion equation
185,444.99 : 255,915.69 = 100,562.06 : x - Step 2: Convert to fraction form
185,444.99/255,915.69 = 100,562.06/x - Step 3: Cross multiply
185,444.99x = 255,915.69 × 100,562.06 - Step 4: Simplify right side
185,444.99x = 25,735,407,693.14 - Step 5: Solve for x
x = 25,735,407,693.14/185,444.99 - Step 6: Final answer
x = 138,776.51
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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.