Finding the Fourth Proportional to 94,281.36, 130,106.16 and 51,259.92
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Solution
The fourth proportional to 94,281.36, 130,106.16 and 51,259.92 is: 70,737.54
Step by Step Solution
- Step 1: Write the proportion equation
94,281.36 : 130,106.16 = 51,259.92 : x - Step 2: Convert to fraction form
94,281.36/130,106.16 = 51,259.92/x - Step 3: Cross multiply
94,281.36x = 130,106.16 × 51,259.92 - Step 4: Simplify right side
94,281.36x = 6,669,231,353.11 - Step 5: Solve for x
x = 6,669,231,353.11/94,281.36 - Step 6: Final answer
x = 70,737.54
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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.