Finding the Fourth Proportional to 124,450.08, 171,712.08 and 70,730.88
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Solution
The fourth proportional to 124,450.08, 171,712.08 and 70,730.88 is: 97,592.12
Step by Step Solution
- Step 1: Write the proportion equation
124,450.08 : 171,712.08 = 70,730.88 : x - Step 2: Convert to fraction form
124,450.08/171,712.08 = 70,730.88/x - Step 3: Cross multiply
124,450.08x = 171,712.08 × 70,730.88 - Step 4: Simplify right side
124,450.08x = 12,145,346,525.03 - Step 5: Solve for x
x = 12,145,346,525.03/124,450.08 - Step 6: Final answer
x = 97,592.12
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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.