Home / 141,273.36-211,905.24-66,351.60

Finding the Fourth Proportional to 141,273.36, 211,905.24 and 66,351.60

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Solution

The fourth proportional to 141,273.36, 211,905.24 and 66,351.60 is: 99,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,273.36 : 211,905.24 = 66,351.60 : x
  2. Step 2: Convert to fraction form
    141,273.36/211,905.24 = 66,351.60/x
  3. Step 3: Cross multiply
    141,273.36x = 211,905.24 × 66,351.60
  4. Step 4: Simplify right side
    141,273.36x = 14,060,251,722.38
  5. Step 5: Solve for x
    x = 14,060,251,722.38/141,273.36
  6. Step 6: Final answer
    x = 99,525.15

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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.