Finding the Fourth Proportional to 176,340.64, 264,459.12 and 97,440.16
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Solution
The fourth proportional to 176,340.64, 264,459.12 and 97,440.16 is: 146,131.59
Step by Step Solution
- Step 1: Write the proportion equation
176,340.64 : 264,459.12 = 97,440.16 : x - Step 2: Convert to fraction form
176,340.64/264,459.12 = 97,440.16/x - Step 3: Cross multiply
176,340.64x = 264,459.12 × 97,440.16 - Step 4: Simplify right side
176,340.64x = 25,768,938,966.26 - Step 5: Solve for x
x = 25,768,938,966.26/176,340.64 - Step 6: Final answer
x = 146,131.59
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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.