Home / 75,199.41-112,813.36-30,224.27

Finding the Fourth Proportional to 75,199.41, 112,813.36 and 30,224.27

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Solution

The fourth proportional to 75,199.41, 112,813.36 and 30,224.27 is: 45,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,199.41 : 112,813.36 = 30,224.27 : x
  2. Step 2: Convert to fraction form
    75,199.41/112,813.36 = 30,224.27/x
  3. Step 3: Cross multiply
    75,199.41x = 112,813.36 × 30,224.27
  4. Step 4: Simplify right side
    75,199.41x = 3,409,701,658.72
  5. Step 5: Solve for x
    x = 3,409,701,658.72/75,199.41
  6. Step 6: Final answer
    x = 45,342.13

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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.