Finding the Fourth Proportional to 114,237.13, 157,365.56 and 97,186.76
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Solution
The fourth proportional to 114,237.13, 157,365.56 and 97,186.76 is: 133,878.09
Step by Step Solution
- Step 1: Write the proportion equation
114,237.13 : 157,365.56 = 97,186.76 : x - Step 2: Convert to fraction form
114,237.13/157,365.56 = 97,186.76/x - Step 3: Cross multiply
114,237.13x = 157,365.56 × 97,186.76 - Step 4: Simplify right side
114,237.13x = 15,293,848,426.05 - Step 5: Solve for x
x = 15,293,848,426.05/114,237.13 - Step 6: Final answer
x = 133,878.09
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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.