Finding the Fourth Proportional to 230,473.08, 318,073.74 and 139,852.00
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Solution
The fourth proportional to 230,473.08, 318,073.74 and 139,852.00 is: 193,008.44
Step by Step Solution
- Step 1: Write the proportion equation
230,473.08 : 318,073.74 = 139,852.00 : x - Step 2: Convert to fraction form
230,473.08/318,073.74 = 139,852.00/x - Step 3: Cross multiply
230,473.08x = 318,073.74 × 139,852.00 - Step 4: Simplify right side
230,473.08x = 44,483,248,559.63 - Step 5: Solve for x
x = 44,483,248,559.63/230,473.08 - Step 6: Final answer
x = 193,008.44
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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.