Home / 66,070.92-99,134.18-41,131.84

Finding the Fourth Proportional to 66,070.92, 99,134.18 and 41,131.84

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Solution

The fourth proportional to 66,070.92, 99,134.18 and 41,131.84 is: 61,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,070.92 : 99,134.18 = 41,131.84 : x
  2. Step 2: Convert to fraction form
    66,070.92/99,134.18 = 41,131.84/x
  3. Step 3: Cross multiply
    66,070.92x = 99,134.18 × 41,131.84
  4. Step 4: Simplify right side
    66,070.92x = 4,077,571,230.29
  5. Step 5: Solve for x
    x = 4,077,571,230.29/66,070.92
  6. Step 6: Final answer
    x = 61,715.07

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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.