Home / 140,943.48-211,404.42-52,155.24

Finding the Fourth Proportional to 140,943.48, 211,404.42 and 52,155.24

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Solution

The fourth proportional to 140,943.48, 211,404.42 and 52,155.24 is: 78,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,943.48 : 211,404.42 = 52,155.24 : x
  2. Step 2: Convert to fraction form
    140,943.48/211,404.42 = 52,155.24/x
  3. Step 3: Cross multiply
    140,943.48x = 211,404.42 × 52,155.24
  4. Step 4: Simplify right side
    140,943.48x = 11,025,848,262.16
  5. Step 5: Solve for x
    x = 11,025,848,262.16/140,943.48
  6. Step 6: Final answer
    x = 78,228.86

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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.