Finding the Fourth Proportional to 134,541.36, 185,630.16 and 93,659.70
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Solution
The fourth proportional to 134,541.36, 185,630.16 and 93,659.70 is: 129,224.69
Step by Step Solution
- Step 1: Write the proportion equation
134,541.36 : 185,630.16 = 93,659.70 : x - Step 2: Convert to fraction form
134,541.36/185,630.16 = 93,659.70/x - Step 3: Cross multiply
134,541.36x = 185,630.16 × 93,659.70 - Step 4: Simplify right side
134,541.36x = 17,386,065,096.55 - Step 5: Solve for x
x = 17,386,065,096.55/134,541.36 - Step 6: Final answer
x = 129,224.69
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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.