Finding the Fourth Proportional to 219,041.02, 302,277.05 and 118,439.02
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Solution
The fourth proportional to 219,041.02, 302,277.05 and 118,439.02 is: 163,446.09
Step by Step Solution
- Step 1: Write the proportion equation
219,041.02 : 302,277.05 = 118,439.02 : x - Step 2: Convert to fraction form
219,041.02/302,277.05 = 118,439.02/x - Step 3: Cross multiply
219,041.02x = 302,277.05 × 118,439.02 - Step 4: Simplify right side
219,041.02x = 35,801,397,570.49 - Step 5: Solve for x
x = 35,801,397,570.49/219,041.02 - Step 6: Final answer
x = 163,446.09
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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.