Home / 107,404.86-148,290.39-67,175.58

Finding the Fourth Proportional to 107,404.86, 148,290.39 and 67,175.58

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Solution

The fourth proportional to 107,404.86, 148,290.39 and 67,175.58 is: 92,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,404.86 : 148,290.39 = 67,175.58 : x
  2. Step 2: Convert to fraction form
    107,404.86/148,290.39 = 67,175.58/x
  3. Step 3: Cross multiply
    107,404.86x = 148,290.39 × 67,175.58
  4. Step 4: Simplify right side
    107,404.86x = 9,961,492,956.68
  5. Step 5: Solve for x
    x = 9,961,492,956.68/107,404.86
  6. Step 6: Final answer
    x = 92,747.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.