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Finding the Fourth Proportional to 71,973.77, 107,960.65 and 22,053.67

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Solution

The fourth proportional to 71,973.77, 107,960.65 and 22,053.67 is: 33,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,973.77 : 107,960.65 = 22,053.67 : x
  2. Step 2: Convert to fraction form
    71,973.77/107,960.65 = 22,053.67/x
  3. Step 3: Cross multiply
    71,973.77x = 107,960.65 × 22,053.67
  4. Step 4: Simplify right side
    71,973.77x = 2,380,928,223.05
  5. Step 5: Solve for x
    x = 2,380,928,223.05/71,973.77
  6. Step 6: Final answer
    x = 33,080.50

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1.5x scale

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.