Finding the Fourth Proportional to 93,950.84, 129,636.36 and 62,108.12
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Solution
The fourth proportional to 93,950.84, 129,636.36 and 62,108.12 is: 85,698.76
Step by Step Solution
- Step 1: Write the proportion equation
93,950.84 : 129,636.36 = 62,108.12 : x - Step 2: Convert to fraction form
93,950.84/129,636.36 = 62,108.12/x - Step 3: Cross multiply
93,950.84x = 129,636.36 × 62,108.12 - Step 4: Simplify right side
93,950.84x = 8,051,470,603.24 - Step 5: Solve for x
x = 8,051,470,603.24/93,950.84 - Step 6: Final answer
x = 85,698.76
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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.