Finding the Fourth Proportional to 175,482.21, 242,165.46 and 94,909.74
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Solution
The fourth proportional to 175,482.21, 242,165.46 and 94,909.74 is: 130,975.45
Step by Step Solution
- Step 1: Write the proportion equation
175,482.21 : 242,165.46 = 94,909.74 : x - Step 2: Convert to fraction form
175,482.21/242,165.46 = 94,909.74/x - Step 3: Cross multiply
175,482.21x = 242,165.46 × 94,909.74 - Step 4: Simplify right side
175,482.21x = 22,983,860,845.58 - Step 5: Solve for x
x = 22,983,860,845.58/175,482.21 - Step 6: Final answer
x = 130,975.45
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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.