Home / 66,273.57-99,454.10-35,130.69

Finding the Fourth Proportional to 66,273.57, 99,454.10 and 35,130.69

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Solution

The fourth proportional to 66,273.57, 99,454.10 and 35,130.69 is: 52,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,273.57 : 99,454.10 = 35,130.69 : x
  2. Step 2: Convert to fraction form
    66,273.57/99,454.10 = 35,130.69/x
  3. Step 3: Cross multiply
    66,273.57x = 99,454.10 × 35,130.69
  4. Step 4: Simplify right side
    66,273.57x = 3,493,890,980.68
  5. Step 5: Solve for x
    x = 3,493,890,980.68/66,273.57
  6. Step 6: Final answer
    x = 52,719.22

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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.