Home / 140,732.24-211,099.44-40,899.20

Finding the Fourth Proportional to 140,732.24, 211,099.44 and 40,899.20

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Solution

The fourth proportional to 140,732.24, 211,099.44 and 40,899.20 is: 61,349.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,732.24 : 211,099.44 = 40,899.20 : x
  2. Step 2: Convert to fraction form
    140,732.24/211,099.44 = 40,899.20/x
  3. Step 3: Cross multiply
    140,732.24x = 211,099.44 × 40,899.20
  4. Step 4: Simplify right side
    140,732.24x = 8,633,798,216.45
  5. Step 5: Solve for x
    x = 8,633,798,216.45/140,732.24
  6. Step 6: Final answer
    x = 61,349.11

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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.