Finding the Fourth Proportional to 152,472.98, 210,395.48 and 84,472.88
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Solution
The fourth proportional to 152,472.98, 210,395.48 and 84,472.88 is: 116,563.02
Step by Step Solution
- Step 1: Write the proportion equation
152,472.98 : 210,395.48 = 84,472.88 : x - Step 2: Convert to fraction form
152,472.98/210,395.48 = 84,472.88/x - Step 3: Cross multiply
152,472.98x = 210,395.48 × 84,472.88 - Step 4: Simplify right side
152,472.98x = 17,772,710,660.24 - Step 5: Solve for x
x = 17,772,710,660.24/152,472.98 - Step 6: Final answer
x = 116,563.02
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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.