Home / 141,318.24-211,829.76-103,822.56

Finding the Fourth Proportional to 141,318.24, 211,829.76 and 103,822.56

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Solution

The fourth proportional to 141,318.24, 211,829.76 and 103,822.56 is: 155,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,318.24 : 211,829.76 = 103,822.56 : x
  2. Step 2: Convert to fraction form
    141,318.24/211,829.76 = 103,822.56/x
  3. Step 3: Cross multiply
    141,318.24x = 211,829.76 × 103,822.56
  4. Step 4: Simplify right side
    141,318.24x = 21,992,707,967.39
  5. Step 5: Solve for x
    x = 21,992,707,967.39/141,318.24
  6. Step 6: Final answer
    x = 155,625.40

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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.