Finding the Fourth Proportional to 165,577.24, 248,368.12 and 47,248.54
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Solution
The fourth proportional to 165,577.24, 248,368.12 and 47,248.54 is: 70,873.45
Step by Step Solution
- Step 1: Write the proportion equation
165,577.24 : 248,368.12 = 47,248.54 : x - Step 2: Convert to fraction form
165,577.24/248,368.12 = 47,248.54/x - Step 3: Cross multiply
165,577.24x = 248,368.12 × 47,248.54 - Step 4: Simplify right side
165,577.24x = 11,735,031,052.54 - Step 5: Solve for x
x = 11,735,031,052.54/165,577.24 - Step 6: Final answer
x = 70,873.45
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1.5x scale
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.