Finding the Fourth Proportional to 96,598.17, 133,238.12 and 93,346.83
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Solution
The fourth proportional to 96,598.17, 133,238.12 and 93,346.83 is: 128,753.53
Step by Step Solution
- Step 1: Write the proportion equation
96,598.17 : 133,238.12 = 93,346.83 : x - Step 2: Convert to fraction form
96,598.17/133,238.12 = 93,346.83/x - Step 3: Cross multiply
96,598.17x = 133,238.12 × 93,346.83 - Step 4: Simplify right side
96,598.17x = 12,437,355,670.43 - Step 5: Solve for x
x = 12,437,355,670.43/96,598.17 - Step 6: Final answer
x = 128,753.53
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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.