Finding the Fourth Proportional to 97,730.08, 146,620.40 and 57,237.77
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Solution
The fourth proportional to 97,730.08, 146,620.40 and 57,237.77 is: 85,871.46
Step by Step Solution
- Step 1: Write the proportion equation
97,730.08 : 146,620.40 = 57,237.77 : x - Step 2: Convert to fraction form
97,730.08/146,620.40 = 57,237.77/x - Step 3: Cross multiply
97,730.08x = 146,620.40 × 57,237.77 - Step 4: Simplify right side
97,730.08x = 8,392,224,812.87 - Step 5: Solve for x
x = 8,392,224,812.87/97,730.08 - Step 6: Final answer
x = 85,871.46
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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.