Finding the Fourth Proportional to 176,685.18, 243,832.05 and 101,248.26
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Solution
The fourth proportional to 176,685.18, 243,832.05 and 101,248.26 is: 139,726.32
Step by Step Solution
- Step 1: Write the proportion equation
176,685.18 : 243,832.05 = 101,248.26 : x - Step 2: Convert to fraction form
176,685.18/243,832.05 = 101,248.26/x - Step 3: Cross multiply
176,685.18x = 243,832.05 × 101,248.26 - Step 4: Simplify right side
176,685.18x = 24,687,570,794.73 - Step 5: Solve for x
x = 24,687,570,794.73/176,685.18 - Step 6: Final answer
x = 139,726.32
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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.