Finding the Fourth Proportional to 114,656.36, 171,780.86 and 97,845.80
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Solution
The fourth proportional to 114,656.36, 171,780.86 and 97,845.80 is: 146,594.88
Step by Step Solution
- Step 1: Write the proportion equation
114,656.36 : 171,780.86 = 97,845.80 : x - Step 2: Convert to fraction form
114,656.36/171,780.86 = 97,845.80/x - Step 3: Cross multiply
114,656.36x = 171,780.86 × 97,845.80 - Step 4: Simplify right side
114,656.36x = 16,808,035,671.39 - Step 5: Solve for x
x = 16,808,035,671.39/114,656.36 - Step 6: Final answer
x = 146,594.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.