Finding the Fourth Proportional to 97,001.68, 133,860.96 and 54,560.26
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Solution
The fourth proportional to 97,001.68, 133,860.96 and 54,560.26 is: 75,292.39
Step by Step Solution
- Step 1: Write the proportion equation
97,001.68 : 133,860.96 = 54,560.26 : x - Step 2: Convert to fraction form
97,001.68/133,860.96 = 54,560.26/x - Step 3: Cross multiply
97,001.68x = 133,860.96 × 54,560.26 - Step 4: Simplify right side
97,001.68x = 7,303,488,781.45 - Step 5: Solve for x
x = 7,303,488,781.45/97,001.68 - Step 6: Final answer
x = 75,292.39
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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.