Home / 66,599.12-99,920.82-44,350.04

Finding the Fourth Proportional to 66,599.12, 99,920.82 and 44,350.04

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Solution

The fourth proportional to 66,599.12, 99,920.82 and 44,350.04 is: 66,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,599.12 : 99,920.82 = 44,350.04 : x
  2. Step 2: Convert to fraction form
    66,599.12/99,920.82 = 44,350.04/x
  3. Step 3: Cross multiply
    66,599.12x = 99,920.82 × 44,350.04
  4. Step 4: Simplify right side
    66,599.12x = 4,431,492,363.83
  5. Step 5: Solve for x
    x = 4,431,492,363.83/66,599.12
  6. Step 6: Final answer
    x = 66,539.80

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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.