Finding the Fourth Proportional to 176,177.04, 243,124.48 and 100,727.12
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Solution
The fourth proportional to 176,177.04, 243,124.48 and 100,727.12 is: 139,003.52
Step by Step Solution
- Step 1: Write the proportion equation
176,177.04 : 243,124.48 = 100,727.12 : x - Step 2: Convert to fraction form
176,177.04/243,124.48 = 100,727.12/x - Step 3: Cross multiply
176,177.04x = 243,124.48 × 100,727.12 - Step 4: Simplify right side
176,177.04x = 24,489,228,671.90 - Step 5: Solve for x
x = 24,489,228,671.90/176,177.04 - Step 6: Final answer
x = 139,003.52
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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.