Finding the Fourth Proportional to 118,032.93, 177,203.84 and 70,089.17
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Solution
The fourth proportional to 118,032.93, 177,203.84 and 70,089.17 is: 105,225.46
Step by Step Solution
- Step 1: Write the proportion equation
118,032.93 : 177,203.84 = 70,089.17 : x - Step 2: Convert to fraction form
118,032.93/177,203.84 = 70,089.17/x - Step 3: Cross multiply
118,032.93x = 177,203.84 × 70,089.17 - Step 4: Simplify right side
118,032.93x = 12,420,068,829.95 - Step 5: Solve for x
x = 12,420,068,829.95/118,032.93 - Step 6: Final answer
x = 105,225.46
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1.5x scale
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.