Finding the Fourth Proportional to 240,070.08, 360,208.80 and 134,731.20
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Solution
The fourth proportional to 240,070.08, 360,208.80 and 134,731.20 is: 202,154.99
Step by Step Solution
- Step 1: Write the proportion equation
240,070.08 : 360,208.80 = 134,731.20 : x - Step 2: Convert to fraction form
240,070.08/360,208.80 = 134,731.20/x - Step 3: Cross multiply
240,070.08x = 360,208.80 × 134,731.20 - Step 4: Simplify right side
240,070.08x = 48,531,363,874.56 - Step 5: Solve for x
x = 48,531,363,874.56/240,070.08 - Step 6: Final answer
x = 202,154.99
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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.