Finding the Fourth Proportional to 177,725.19, 245,261.25 and 97,153.68
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Solution
The fourth proportional to 177,725.19, 245,261.25 and 97,153.68 is: 134,072.35
Step by Step Solution
- Step 1: Write the proportion equation
177,725.19 : 245,261.25 = 97,153.68 : x - Step 2: Convert to fraction form
177,725.19/245,261.25 = 97,153.68/x - Step 3: Cross multiply
177,725.19x = 245,261.25 × 97,153.68 - Step 4: Simplify right side
177,725.19x = 23,828,032,998.90 - Step 5: Solve for x
x = 23,828,032,998.90/177,725.19 - Step 6: Final answer
x = 134,072.35
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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.