Finding the Fourth Proportional to 153,392.24, 230,403.24 and 100,876.40
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Solution
The fourth proportional to 153,392.24, 230,403.24 and 100,876.40 is: 151,521.68
Step by Step Solution
- Step 1: Write the proportion equation
153,392.24 : 230,403.24 = 100,876.40 : x - Step 2: Convert to fraction form
153,392.24/230,403.24 = 100,876.40/x - Step 3: Cross multiply
153,392.24x = 230,403.24 × 100,876.40 - Step 4: Simplify right side
153,392.24x = 23,242,249,399.54 - Step 5: Solve for x
x = 23,242,249,399.54/153,392.24 - Step 6: Final answer
x = 151,521.68
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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.