Finding the Fourth Proportional to 247,156.84, 370,754.70 and 97,386.76
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Solution
The fourth proportional to 247,156.84, 370,754.70 and 97,386.76 is: 146,087.80
Step by Step Solution
- Step 1: Write the proportion equation
247,156.84 : 370,754.70 = 97,386.76 : x - Step 2: Convert to fraction form
247,156.84/370,754.70 = 97,386.76/x - Step 3: Cross multiply
247,156.84x = 370,754.70 × 97,386.76 - Step 4: Simplify right side
247,156.84x = 36,106,598,987.77 - Step 5: Solve for x
x = 36,106,598,987.77/247,156.84 - Step 6: Final answer
x = 146,087.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.