Finding the Fourth Proportional to 219,510.12, 302,925.42 and 118,908.12
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Solution
The fourth proportional to 219,510.12, 302,925.42 and 118,908.12 is: 164,093.99
Step by Step Solution
- Step 1: Write the proportion equation
219,510.12 : 302,925.42 = 118,908.12 : x - Step 2: Convert to fraction form
219,510.12/302,925.42 = 118,908.12/x - Step 3: Cross multiply
219,510.12x = 302,925.42 × 118,908.12 - Step 4: Simplify right side
219,510.12x = 36,020,292,192.41 - Step 5: Solve for x
x = 36,020,292,192.41/219,510.12 - Step 6: Final answer
x = 164,093.99
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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.