Finding the Fourth Proportional to 153,349.28, 211,552.08 and 110,840.48
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Solution
The fourth proportional to 153,349.28, 211,552.08 and 110,840.48 is: 152,909.32
Step by Step Solution
- Step 1: Write the proportion equation
153,349.28 : 211,552.08 = 110,840.48 : x - Step 2: Convert to fraction form
153,349.28/211,552.08 = 110,840.48/x - Step 3: Cross multiply
153,349.28x = 211,552.08 × 110,840.48 - Step 4: Simplify right side
153,349.28x = 23,448,534,092.20 - Step 5: Solve for x
x = 23,448,534,092.20/153,349.28 - Step 6: Final answer
x = 152,909.32
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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.