Finding the Fourth Proportional to 97,167.04, 134,124.11 and 56,893.75
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Solution
The fourth proportional to 97,167.04, 134,124.11 and 56,893.75 is: 78,533.05
Step by Step Solution
- Step 1: Write the proportion equation
97,167.04 : 134,124.11 = 56,893.75 : x - Step 2: Convert to fraction form
97,167.04/134,124.11 = 56,893.75/x - Step 3: Cross multiply
97,167.04x = 134,124.11 × 56,893.75 - Step 4: Simplify right side
97,167.04x = 7,630,823,583.31 - Step 5: Solve for x
x = 7,630,823,583.31/97,167.04 - Step 6: Final answer
x = 78,533.05
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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.