Finding the Fourth Proportional to 177,972.08, 245,599.16 and 97,398.14
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Solution
The fourth proportional to 177,972.08, 245,599.16 and 97,398.14 is: 134,408.17
Step by Step Solution
- Step 1: Write the proportion equation
177,972.08 : 245,599.16 = 97,398.14 : x - Step 2: Convert to fraction form
177,972.08/245,599.16 = 97,398.14/x - Step 3: Cross multiply
177,972.08x = 245,599.16 × 97,398.14 - Step 4: Simplify right side
177,972.08x = 23,920,901,369.56 - Step 5: Solve for x
x = 23,920,901,369.56/177,972.08 - Step 6: Final answer
x = 134,408.17
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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.