Home / 66,074.09-99,110.24-16,154.61

Finding the Fourth Proportional to 66,074.09, 99,110.24 and 16,154.61

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Solution

The fourth proportional to 66,074.09, 99,110.24 and 16,154.61 is: 24,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,074.09 : 99,110.24 = 16,154.61 : x
  2. Step 2: Convert to fraction form
    66,074.09/99,110.24 = 16,154.61/x
  3. Step 3: Cross multiply
    66,074.09x = 99,110.24 × 16,154.61
  4. Step 4: Simplify right side
    66,074.09x = 1,601,087,254.01
  5. Step 5: Solve for x
    x = 1,601,087,254.01/66,074.09
  6. Step 6: Final answer
    x = 24,231.70

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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.