Finding the Fourth Proportional to 255,177.02, 352,182.99 and 153,258.76
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Solution
The fourth proportional to 255,177.02, 352,182.99 and 153,258.76 is: 211,520.33
Step by Step Solution
- Step 1: Write the proportion equation
255,177.02 : 352,182.99 = 153,258.76 : x - Step 2: Convert to fraction form
255,177.02/352,182.99 = 153,258.76/x - Step 3: Cross multiply
255,177.02x = 352,182.99 × 153,258.76 - Step 4: Simplify right side
255,177.02x = 53,975,128,340.49 - Step 5: Solve for x
x = 53,975,128,340.49/255,177.02 - Step 6: Final answer
x = 211,520.33
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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.