Finding the Fourth Proportional to 219,490.02, 302,896.26 and 118,888.02
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Solution
The fourth proportional to 219,490.02, 302,896.26 and 118,888.02 is: 164,065.49
Step by Step Solution
- Step 1: Write the proportion equation
219,490.02 : 302,896.26 = 118,888.02 : x - Step 2: Convert to fraction form
219,490.02/302,896.26 = 118,888.02/x - Step 3: Cross multiply
219,490.02x = 302,896.26 × 118,888.02 - Step 4: Simplify right side
219,490.02x = 36,010,736,616.81 - Step 5: Solve for x
x = 36,010,736,616.81/219,490.02 - Step 6: Final answer
x = 164,065.49
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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.