Finding the Fourth Proportional to 176,762.19, 243,931.35 and 96,189.69
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Solution
The fourth proportional to 176,762.19, 243,931.35 and 96,189.69 is: 132,741.52
Step by Step Solution
- Step 1: Write the proportion equation
176,762.19 : 243,931.35 = 96,189.69 : x - Step 2: Convert to fraction form
176,762.19/243,931.35 = 96,189.69/x - Step 3: Cross multiply
176,762.19x = 243,931.35 × 96,189.69 - Step 4: Simplify right side
176,762.19x = 23,463,680,937.78 - Step 5: Solve for x
x = 23,463,680,937.78/176,762.19 - Step 6: Final answer
x = 132,741.52
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1.5x scale
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.