Finding the Fourth Proportional to 124,245.24, 171,458.64 and 67,656.84
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Solution
The fourth proportional to 124,245.24, 171,458.64 and 67,656.84 is: 93,366.55
Step by Step Solution
- Step 1: Write the proportion equation
124,245.24 : 171,458.64 = 67,656.84 : x - Step 2: Convert to fraction form
124,245.24/171,458.64 = 67,656.84/x - Step 3: Cross multiply
124,245.24x = 171,458.64 × 67,656.84 - Step 4: Simplify right side
124,245.24x = 11,600,349,773.10 - Step 5: Solve for x
x = 11,600,349,773.10/124,245.24 - Step 6: Final answer
x = 93,366.55
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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.