Home / 73,934.48-110,856.12-31,841.36

Finding the Fourth Proportional to 73,934.48, 110,856.12 and 31,841.36

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Solution

The fourth proportional to 73,934.48, 110,856.12 and 31,841.36 is: 47,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,934.48 : 110,856.12 = 31,841.36 : x
  2. Step 2: Convert to fraction form
    73,934.48/110,856.12 = 31,841.36/x
  3. Step 3: Cross multiply
    73,934.48x = 110,856.12 × 31,841.36
  4. Step 4: Simplify right side
    73,934.48x = 3,529,809,625.12
  5. Step 5: Solve for x
    x = 3,529,809,625.12/73,934.48
  6. Step 6: Final answer
    x = 47,742.40

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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.