Home / 66,533.94-99,759.39-22,149.30

Finding the Fourth Proportional to 66,533.94, 99,759.39 and 22,149.30

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Solution

The fourth proportional to 66,533.94, 99,759.39 and 22,149.30 is: 33,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,533.94 : 99,759.39 = 22,149.30 : x
  2. Step 2: Convert to fraction form
    66,533.94/99,759.39 = 22,149.30/x
  3. Step 3: Cross multiply
    66,533.94x = 99,759.39 × 22,149.30
  4. Step 4: Simplify right side
    66,533.94x = 2,209,600,656.93
  5. Step 5: Solve for x
    x = 2,209,600,656.93/66,533.94
  6. Step 6: Final answer
    x = 33,210.13

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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.