Finding the Fourth Proportional to 210,152.84, 290,117.94 and 162,298.76
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Solution
The fourth proportional to 210,152.84, 290,117.94 and 162,298.76 is: 224,054.94
Step by Step Solution
- Step 1: Write the proportion equation
210,152.84 : 290,117.94 = 162,298.76 : x - Step 2: Convert to fraction form
210,152.84/290,117.94 = 162,298.76/x - Step 3: Cross multiply
210,152.84x = 290,117.94 × 162,298.76 - Step 4: Simplify right side
210,152.84x = 47,085,781,915.75 - Step 5: Solve for x
x = 47,085,781,915.75/210,152.84 - Step 6: Final answer
x = 224,054.94
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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.