Home / 110,221.92-165,225.96-43,639.92

Finding the Fourth Proportional to 110,221.92, 165,225.96 and 43,639.92

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Solution

The fourth proportional to 110,221.92, 165,225.96 and 43,639.92 is: 65,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,221.92 : 165,225.96 = 43,639.92 : x
  2. Step 2: Convert to fraction form
    110,221.92/165,225.96 = 43,639.92/x
  3. Step 3: Cross multiply
    110,221.92x = 165,225.96 × 43,639.92
  4. Step 4: Simplify right side
    110,221.92x = 7,210,447,676.32
  5. Step 5: Solve for x
    x = 7,210,447,676.32/110,221.92
  6. Step 6: Final answer
    x = 65,417.55

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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.