Finding the Fourth Proportional to 153,468.08, 230,221.56 and 42,660.08
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Solution
The fourth proportional to 153,468.08, 230,221.56 and 42,660.08 is: 63,995.52
Step by Step Solution
- Step 1: Write the proportion equation
153,468.08 : 230,221.56 = 42,660.08 : x - Step 2: Convert to fraction form
153,468.08/230,221.56 = 42,660.08/x - Step 3: Cross multiply
153,468.08x = 230,221.56 × 42,660.08 - Step 4: Simplify right side
153,468.08x = 9,821,270,167.32 - Step 5: Solve for x
x = 9,821,270,167.32/153,468.08 - Step 6: Final answer
x = 63,995.52
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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.