Finding the Fourth Proportional to 97,210.10, 133,275.02 and 95,438.62
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Solution
The fourth proportional to 97,210.10, 133,275.02 and 95,438.62 is: 130,846.32
Step by Step Solution
- Step 1: Write the proportion equation
97,210.10 : 133,275.02 = 95,438.62 : x - Step 2: Convert to fraction form
97,210.10/133,275.02 = 95,438.62/x - Step 3: Cross multiply
97,210.10x = 133,275.02 × 95,438.62 - Step 4: Simplify right side
97,210.10x = 12,719,583,989.27 - Step 5: Solve for x
x = 12,719,583,989.27/97,210.10 - Step 6: Final answer
x = 130,846.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.