Home / 43,149.71-64,730.95-22,101.66

Finding the Fourth Proportional to 43,149.71, 64,730.95 and 22,101.66

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Solution

The fourth proportional to 43,149.71, 64,730.95 and 22,101.66 is: 33,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,149.71 : 64,730.95 = 22,101.66 : x
  2. Step 2: Convert to fraction form
    43,149.71/64,730.95 = 22,101.66/x
  3. Step 3: Cross multiply
    43,149.71x = 64,730.95 × 22,101.66
  4. Step 4: Simplify right side
    43,149.71x = 1,430,661,393.12
  5. Step 5: Solve for x
    x = 1,430,661,393.12/43,149.71
  6. Step 6: Final answer
    x = 33,155.76

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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.